Home / 72,410,948.19-108,544,675.73-34,003,711.71

Finding the Fourth Proportional to 72,410,948.19, 108,544,675.73 and 34,003,711.71

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Solution

The fourth proportional to 72,410,948.19, 108,544,675.73 and 34,003,711.71 is: 50,971,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,410,948.19 : 108,544,675.73 = 34,003,711.71 : x
  2. Step 2: Convert to fraction form
    72,410,948.19/108,544,675.73 = 34,003,711.71/x
  3. Step 3: Cross multiply
    72,410,948.19x = 108,544,675.73 × 34,003,711.71
  4. Step 4: Simplify right side
    72,410,948.19x = 3,690,921,861,008,335
  5. Step 5: Solve for x
    x = 3,690,921,861,008,335/72,410,948.19
  6. Step 6: Final answer
    x = 50,971,875.85

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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.