Home / 31,355,165.79-47,033,221.45-10,885,535.38

Finding the Fourth Proportional to 31,355,165.79, 47,033,221.45 and 10,885,535.38

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Solution

The fourth proportional to 31,355,165.79, 47,033,221.45 and 10,885,535.38 is: 16,328,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,355,165.79 : 47,033,221.45 = 10,885,535.38 : x
  2. Step 2: Convert to fraction form
    31,355,165.79/47,033,221.45 = 10,885,535.38/x
  3. Step 3: Cross multiply
    31,355,165.79x = 47,033,221.45 × 10,885,535.38
  4. Step 4: Simplify right side
    31,355,165.79x = 511,981,796,156,563.81
  5. Step 5: Solve for x
    x = 511,981,796,156,563.81/31,355,165.79
  6. Step 6: Final answer
    x = 16,328,467.20

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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.