Home / 21,034,753.74-31,555,279.89-6,653,041.74

Finding the Fourth Proportional to 21,034,753.74, 31,555,279.89 and 6,653,041.74

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Solution

The fourth proportional to 21,034,753.74, 31,555,279.89 and 6,653,041.74 is: 9,980,558.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,034,753.74 : 31,555,279.89 = 6,653,041.74 : x
  2. Step 2: Convert to fraction form
    21,034,753.74/31,555,279.89 = 6,653,041.74/x
  3. Step 3: Cross multiply
    21,034,753.74x = 31,555,279.89 × 6,653,041.74
  4. Step 4: Simplify right side
    21,034,753.74x = 209,938,594,225,552.62
  5. Step 5: Solve for x
    x = 209,938,594,225,552.62/21,034,753.74
  6. Step 6: Final answer
    x = 9,980,558.69

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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.