Home / 14,271,753.25-19,695,029.76-7,745,381.02

Finding the Fourth Proportional to 14,271,753.25, 19,695,029.76 and 7,745,381.02

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Solution

The fourth proportional to 14,271,753.25, 19,695,029.76 and 7,745,381.02 is: 10,688,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,753.25 : 19,695,029.76 = 7,745,381.02 : x
  2. Step 2: Convert to fraction form
    14,271,753.25/19,695,029.76 = 7,745,381.02/x
  3. Step 3: Cross multiply
    14,271,753.25x = 19,695,029.76 × 7,745,381.02
  4. Step 4: Simplify right side
    14,271,753.25x = 152,545,509,691,439.16
  5. Step 5: Solve for x
    x = 152,545,509,691,439.16/14,271,753.25
  6. Step 6: Final answer
    x = 10,688,631.38

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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.