Home / 13,006,607.40-17,945,875.62-7,501,665.96

Finding the Fourth Proportional to 13,006,607.40, 17,945,875.62 and 7,501,665.96

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Solution

The fourth proportional to 13,006,607.40, 17,945,875.62 and 7,501,665.96 is: 10,350,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006,607.40 : 17,945,875.62 = 7,501,665.96 : x
  2. Step 2: Convert to fraction form
    13,006,607.40/17,945,875.62 = 7,501,665.96/x
  3. Step 3: Cross multiply
    13,006,607.40x = 17,945,875.62 × 7,501,665.96
  4. Step 4: Simplify right side
    13,006,607.40x = 134,623,964,260,947.91
  5. Step 5: Solve for x
    x = 134,623,964,260,947.91/13,006,607.40
  6. Step 6: Final answer
    x = 10,350,428.83

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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.