Home / 12,928,083.54-17,840,809.29-7,126,737.99

Finding the Fourth Proportional to 12,928,083.54, 17,840,809.29 and 7,126,737.99

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Solution

The fourth proportional to 12,928,083.54, 17,840,809.29 and 7,126,737.99 is: 9,834,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,928,083.54 : 17,840,809.29 = 7,126,737.99 : x
  2. Step 2: Convert to fraction form
    12,928,083.54/17,840,809.29 = 7,126,737.99/x
  3. Step 3: Cross multiply
    12,928,083.54x = 17,840,809.29 × 7,126,737.99
  4. Step 4: Simplify right side
    12,928,083.54x = 127,146,773,339,387.92
  5. Step 5: Solve for x
    x = 127,146,773,339,387.92/12,928,083.54
  6. Step 6: Final answer
    x = 9,834,928.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.