Home / 13,108,905.11-19,663,419.86-4,010,988.18

Finding the Fourth Proportional to 13,108,905.11, 19,663,419.86 and 4,010,988.18

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Solution

The fourth proportional to 13,108,905.11, 19,663,419.86 and 4,010,988.18 is: 6,016,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108,905.11 : 19,663,419.86 = 4,010,988.18 : x
  2. Step 2: Convert to fraction form
    13,108,905.11/19,663,419.86 = 4,010,988.18/x
  3. Step 3: Cross multiply
    13,108,905.11x = 19,663,419.86 × 4,010,988.18
  4. Step 4: Simplify right side
    13,108,905.11x = 78,869,744,646,864.73
  5. Step 5: Solve for x
    x = 78,869,744,646,864.73/13,108,905.11
  6. Step 6: Final answer
    x = 6,016,501.30

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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.