Home / 14,432,285.55-19,916,557.80-7,906,147.01

Finding the Fourth Proportional to 14,432,285.55, 19,916,557.80 and 7,906,147.01

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Solution

The fourth proportional to 14,432,285.55, 19,916,557.80 and 7,906,147.01 is: 10,910,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432,285.55 : 19,916,557.80 = 7,906,147.01 : x
  2. Step 2: Convert to fraction form
    14,432,285.55/19,916,557.80 = 7,906,147.01/x
  3. Step 3: Cross multiply
    14,432,285.55x = 19,916,557.80 × 7,906,147.01
  4. Step 4: Simplify right side
    14,432,285.55x = 157,463,233,949,753.59
  5. Step 5: Solve for x
    x = 157,463,233,949,753.59/14,432,285.55
  6. Step 6: Final answer
    x = 10,910,484.93

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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.