Home / 15,138,488.55-22,711,210.16-4,355,878.71

Finding the Fourth Proportional to 15,138,488.55, 22,711,210.16 and 4,355,878.71

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Solution

The fourth proportional to 15,138,488.55, 22,711,210.16 and 4,355,878.71 is: 6,534,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,488.55 : 22,711,210.16 = 4,355,878.71 : x
  2. Step 2: Convert to fraction form
    15,138,488.55/22,711,210.16 = 4,355,878.71/x
  3. Step 3: Cross multiply
    15,138,488.55x = 22,711,210.16 × 4,355,878.71
  4. Step 4: Simplify right side
    15,138,488.55x = 98,927,276,814,279.69
  5. Step 5: Solve for x
    x = 98,927,276,814,279.69/15,138,488.55
  6. Step 6: Final answer
    x = 6,534,818.62

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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.