Home / 11,561,575.18-15,955,953.52-6,406,553.74

Finding the Fourth Proportional to 11,561,575.18, 15,955,953.52 and 6,406,553.74

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Solution

The fourth proportional to 11,561,575.18, 15,955,953.52 and 6,406,553.74 is: 8,841,587.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561,575.18 : 15,955,953.52 = 6,406,553.74 : x
  2. Step 2: Convert to fraction form
    11,561,575.18/15,955,953.52 = 6,406,553.74/x
  3. Step 3: Cross multiply
    11,561,575.18x = 15,955,953.52 × 6,406,553.74
  4. Step 4: Simplify right side
    11,561,575.18x = 102,222,673,698,822.17
  5. Step 5: Solve for x
    x = 102,222,673,698,822.17/11,561,575.18
  6. Step 6: Final answer
    x = 8,841,587.08

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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.