Home / 38,872,309.69-58,302,472.15-12,965,064.13

Finding the Fourth Proportional to 38,872,309.69, 58,302,472.15 and 12,965,064.13

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Solution

The fourth proportional to 38,872,309.69, 58,302,472.15 and 12,965,064.13 is: 19,445,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872,309.69 : 58,302,472.15 = 12,965,064.13 : x
  2. Step 2: Convert to fraction form
    38,872,309.69/58,302,472.15 = 12,965,064.13/x
  3. Step 3: Cross multiply
    38,872,309.69x = 58,302,472.15 × 12,965,064.13
  4. Step 4: Simplify right side
    38,872,309.69x = 755,895,290,362,289
  5. Step 5: Solve for x
    x = 755,895,290,362,289/38,872,309.69
  6. Step 6: Final answer
    x = 19,445,597.56

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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.