Home / 15,138,501.65-22,711,229.70-4,355,891.81

Finding the Fourth Proportional to 15,138,501.65, 22,711,229.70 and 4,355,891.81

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Solution

The fourth proportional to 15,138,501.65, 22,711,229.70 and 4,355,891.81 is: 6,534,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,501.65 : 22,711,229.70 = 4,355,891.81 : x
  2. Step 2: Convert to fraction form
    15,138,501.65/22,711,229.70 = 4,355,891.81/x
  3. Step 3: Cross multiply
    15,138,501.65x = 22,711,229.70 × 4,355,891.81
  4. Step 4: Simplify right side
    15,138,501.65x = 98,927,659,445,258.75
  5. Step 5: Solve for x
    x = 98,927,659,445,258.75/15,138,501.65
  6. Step 6: Final answer
    x = 6,534,838.24

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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.