Home / 35,668,967.60-49,227,377.40-21,182,279.60

Finding the Fourth Proportional to 35,668,967.60, 49,227,377.40 and 21,182,279.60

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Solution

The fourth proportional to 35,668,967.60, 49,227,377.40 and 21,182,279.60 is: 29,234,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668,967.60 : 49,227,377.40 = 21,182,279.60 : x
  2. Step 2: Convert to fraction form
    35,668,967.60/49,227,377.40 = 21,182,279.60/x
  3. Step 3: Cross multiply
    35,668,967.60x = 49,227,377.40 × 21,182,279.60
  4. Step 4: Simplify right side
    35,668,967.60x = 1,042,748,072,061,521.12
  5. Step 5: Solve for x
    x = 1,042,748,072,061,521.12/35,668,967.60
  6. Step 6: Final answer
    x = 29,234,041.30

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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.