Home / 11,411,490.80-15,749,472.13-7,061,977.91

Finding the Fourth Proportional to 11,411,490.80, 15,749,472.13 and 7,061,977.91

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Solution

The fourth proportional to 11,411,490.80, 15,749,472.13 and 7,061,977.91 is: 9,746,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411,490.80 : 15,749,472.13 = 7,061,977.91 : x
  2. Step 2: Convert to fraction form
    11,411,490.80/15,749,472.13 = 7,061,977.91/x
  3. Step 3: Cross multiply
    11,411,490.80x = 15,749,472.13 × 7,061,977.91
  4. Step 4: Simplify right side
    11,411,490.80x = 111,222,424,297,939.38
  5. Step 5: Solve for x
    x = 111,222,424,297,939.38/11,411,490.80
  6. Step 6: Final answer
    x = 9,746,528.85

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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.