Home / 22,285,102.60-30,759,818.88-13,123,059.76

Finding the Fourth Proportional to 22,285,102.60, 30,759,818.88 and 13,123,059.76

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Solution

The fourth proportional to 22,285,102.60, 30,759,818.88 and 13,123,059.76 is: 18,113,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,285,102.60 : 30,759,818.88 = 13,123,059.76 : x
  2. Step 2: Convert to fraction form
    22,285,102.60/30,759,818.88 = 13,123,059.76/x
  3. Step 3: Cross multiply
    22,285,102.60x = 30,759,818.88 × 13,123,059.76
  4. Step 4: Simplify right side
    22,285,102.60x = 403,662,941,369,016.25
  5. Step 5: Solve for x
    x = 403,662,941,369,016.25/22,285,102.60
  6. Step 6: Final answer
    x = 18,113,577.87

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1.5x scale

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.