Home / 7,029,478.40-10,544,217.60-5,612,302.40

Finding the Fourth Proportional to 7,029,478.40, 10,544,217.60 and 5,612,302.40

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Solution

The fourth proportional to 7,029,478.40, 10,544,217.60 and 5,612,302.40 is: 8,418,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,478.40 : 10,544,217.60 = 5,612,302.40 : x
  2. Step 2: Convert to fraction form
    7,029,478.40/10,544,217.60 = 5,612,302.40/x
  3. Step 3: Cross multiply
    7,029,478.40x = 10,544,217.60 × 5,612,302.40
  4. Step 4: Simplify right side
    7,029,478.40x = 59,177,337,742,602.24
  5. Step 5: Solve for x
    x = 59,177,337,742,602.24/7,029,478.40
  6. Step 6: Final answer
    x = 8,418,453.60

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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.