Home / 9,963,434.10-14,913,658.35-7,129,082.10

Finding the Fourth Proportional to 9,963,434.10, 14,913,658.35 and 7,129,082.10

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Solution

The fourth proportional to 9,963,434.10, 14,913,658.35 and 7,129,082.10 is: 10,671,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963,434.10 : 14,913,658.35 = 7,129,082.10 : x
  2. Step 2: Convert to fraction form
    9,963,434.10/14,913,658.35 = 7,129,082.10/x
  3. Step 3: Cross multiply
    9,963,434.10x = 14,913,658.35 × 7,129,082.10
  4. Step 4: Simplify right side
    9,963,434.10x = 106,320,694,788,500.53
  5. Step 5: Solve for x
    x = 106,320,694,788,500.53/9,963,434.10
  6. Step 6: Final answer
    x = 10,671,089.28

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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.