Home / 22,262,930.76-33,398,591.40-8,434,031.70

Finding the Fourth Proportional to 22,262,930.76, 33,398,591.40 and 8,434,031.70

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Solution

The fourth proportional to 22,262,930.76, 33,398,591.40 and 8,434,031.70 is: 12,652,636.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,262,930.76 : 33,398,591.40 = 8,434,031.70 : x
  2. Step 2: Convert to fraction form
    22,262,930.76/33,398,591.40 = 8,434,031.70/x
  3. Step 3: Cross multiply
    22,262,930.76x = 33,398,591.40 × 8,434,031.70
  4. Step 4: Simplify right side
    22,262,930.76x = 281,684,778,602,947.31
  5. Step 5: Solve for x
    x = 281,684,778,602,947.31/22,262,930.76
  6. Step 6: Final answer
    x = 12,652,636.87

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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.