Home / 7,369,487.20-10,169,913.40-4,272,612.40

Finding the Fourth Proportional to 7,369,487.20, 10,169,913.40 and 4,272,612.40

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Solution

The fourth proportional to 7,369,487.20, 10,169,913.40 and 4,272,612.40 is: 5,896,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369,487.20 : 10,169,913.40 = 4,272,612.40 : x
  2. Step 2: Convert to fraction form
    7,369,487.20/10,169,913.40 = 4,272,612.40/x
  3. Step 3: Cross multiply
    7,369,487.20x = 10,169,913.40 × 4,272,612.40
  4. Step 4: Simplify right side
    7,369,487.20x = 43,452,098,099,766.16
  5. Step 5: Solve for x
    x = 43,452,098,099,766.16/7,369,487.20
  6. Step 6: Final answer
    x = 5,896,217.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.