Home / 10,147,200.80-15,220,801.20-4,160,487.20

Finding the Fourth Proportional to 10,147,200.80, 15,220,801.20 and 4,160,487.20

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Solution

The fourth proportional to 10,147,200.80, 15,220,801.20 and 4,160,487.20 is: 6,240,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147,200.80 : 15,220,801.20 = 4,160,487.20 : x
  2. Step 2: Convert to fraction form
    10,147,200.80/15,220,801.20 = 4,160,487.20/x
  3. Step 3: Cross multiply
    10,147,200.80x = 15,220,801.20 × 4,160,487.20
  4. Step 4: Simplify right side
    10,147,200.80x = 63,325,948,566,344.64
  5. Step 5: Solve for x
    x = 63,325,948,566,344.64/10,147,200.80
  6. Step 6: Final answer
    x = 6,240,730.80

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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.