Home / 15,853,200.18-21,877,292.97-8,609,856.18

Finding the Fourth Proportional to 15,853,200.18, 21,877,292.97 and 8,609,856.18

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Solution

The fourth proportional to 15,853,200.18, 21,877,292.97 and 8,609,856.18 is: 11,881,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,853,200.18 : 21,877,292.97 = 8,609,856.18 : x
  2. Step 2: Convert to fraction form
    15,853,200.18/21,877,292.97 = 8,609,856.18/x
  3. Step 3: Cross multiply
    15,853,200.18x = 21,877,292.97 × 8,609,856.18
  4. Step 4: Simplify right side
    15,853,200.18x = 188,360,346,079,425.03
  5. Step 5: Solve for x
    x = 188,360,346,079,425.03/15,853,200.18
  6. Step 6: Final answer
    x = 11,881,534.58

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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.