Home / 38,872,312.69-58,302,476.65-12,965,067.13

Finding the Fourth Proportional to 38,872,312.69, 58,302,476.65 and 12,965,067.13

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Solution

The fourth proportional to 38,872,312.69, 58,302,476.65 and 12,965,067.13 is: 19,445,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872,312.69 : 58,302,476.65 = 12,965,067.13 : x
  2. Step 2: Convert to fraction form
    38,872,312.69/58,302,476.65 = 12,965,067.13/x
  3. Step 3: Cross multiply
    38,872,312.69x = 58,302,476.65 × 12,965,067.13
  4. Step 4: Simplify right side
    38,872,312.69x = 755,895,523,612,507.50
  5. Step 5: Solve for x
    x = 755,895,523,612,507.50/38,872,312.69
  6. Step 6: Final answer
    x = 19,445,602.06

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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.