Home / 9,129,702.84-12,598,836.06-5,055,234.36

Finding the Fourth Proportional to 9,129,702.84, 12,598,836.06 and 5,055,234.36

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Solution

The fourth proportional to 9,129,702.84, 12,598,836.06 and 5,055,234.36 is: 6,976,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,702.84 : 12,598,836.06 = 5,055,234.36 : x
  2. Step 2: Convert to fraction form
    9,129,702.84/12,598,836.06 = 5,055,234.36/x
  3. Step 3: Cross multiply
    9,129,702.84x = 12,598,836.06 × 5,055,234.36
  4. Step 4: Simplify right side
    9,129,702.84x = 63,690,068,946,519.03
  5. Step 5: Solve for x
    x = 63,690,068,946,519.03/9,129,702.84
  6. Step 6: Final answer
    x = 6,976,138.22

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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.