Home / 30,247,554.33-45,371,262.31-12,964,548.66

Finding the Fourth Proportional to 30,247,554.33, 45,371,262.31 and 12,964,548.66

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Solution

The fourth proportional to 30,247,554.33, 45,371,262.31 and 12,964,548.66 is: 19,446,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247,554.33 : 45,371,262.31 = 12,964,548.66 : x
  2. Step 2: Convert to fraction form
    30,247,554.33/45,371,262.31 = 12,964,548.66/x
  3. Step 3: Cross multiply
    30,247,554.33x = 45,371,262.31 × 12,964,548.66
  4. Step 4: Simplify right side
    30,247,554.33x = 588,217,937,781,065.38
  5. Step 5: Solve for x
    x = 588,217,937,781,065.38/30,247,554.33
  6. Step 6: Final answer
    x = 19,446,793.33

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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.