Home / 16,720,130.40-25,080,195.60-10,001,666.40

Finding the Fourth Proportional to 16,720,130.40, 25,080,195.60 and 10,001,666.40

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Solution

The fourth proportional to 16,720,130.40, 25,080,195.60 and 10,001,666.40 is: 15,002,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720,130.40 : 25,080,195.60 = 10,001,666.40 : x
  2. Step 2: Convert to fraction form
    16,720,130.40/25,080,195.60 = 10,001,666.40/x
  3. Step 3: Cross multiply
    16,720,130.40x = 25,080,195.60 × 10,001,666.40
  4. Step 4: Simplify right side
    16,720,130.40x = 250,843,749,637,947.88
  5. Step 5: Solve for x
    x = 250,843,749,637,947.88/16,720,130.40
  6. Step 6: Final answer
    x = 15,002,499.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.