Home / 25,902,114.60-38,864,058.30-13,920,853.80

Finding the Fourth Proportional to 25,902,114.60, 38,864,058.30 and 13,920,853.80

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Solution

The fourth proportional to 25,902,114.60, 38,864,058.30 and 13,920,853.80 is: 20,887,131.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902,114.60 : 38,864,058.30 = 13,920,853.80 : x
  2. Step 2: Convert to fraction form
    25,902,114.60/38,864,058.30 = 13,920,853.80/x
  3. Step 3: Cross multiply
    25,902,114.60x = 38,864,058.30 × 13,920,853.80
  4. Step 4: Simplify right side
    25,902,114.60x = 541,020,873,668,976.50
  5. Step 5: Solve for x
    x = 541,020,873,668,976.50/25,902,114.60
  6. Step 6: Final answer
    x = 20,887,131.50

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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.