Home / 28,172,448.60-42,258,672.90-23,708,344.20

Finding the Fourth Proportional to 28,172,448.60, 42,258,672.90 and 23,708,344.20

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Solution

The fourth proportional to 28,172,448.60, 42,258,672.90 and 23,708,344.20 is: 35,562,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,172,448.60 : 42,258,672.90 = 23,708,344.20 : x
  2. Step 2: Convert to fraction form
    28,172,448.60/42,258,672.90 = 23,708,344.20/x
  3. Step 3: Cross multiply
    28,172,448.60x = 42,258,672.90 × 23,708,344.20
  4. Step 4: Simplify right side
    28,172,448.60x = 1,001,883,162,548,412.12
  5. Step 5: Solve for x
    x = 1,001,883,162,548,412.12/28,172,448.60
  6. Step 6: Final answer
    x = 35,562,516.30

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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.