Home / 22,285,104.60-30,759,821.64-13,123,061.76

Finding the Fourth Proportional to 22,285,104.60, 30,759,821.64 and 13,123,061.76

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Solution

The fourth proportional to 22,285,104.60, 30,759,821.64 and 13,123,061.76 is: 18,113,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,285,104.60 : 30,759,821.64 = 13,123,061.76 : x
  2. Step 2: Convert to fraction form
    22,285,104.60/30,759,821.64 = 13,123,061.76/x
  3. Step 3: Cross multiply
    22,285,104.60x = 30,759,821.64 × 13,123,061.76
  4. Step 4: Simplify right side
    22,285,104.60x = 403,663,039,108,304.50
  5. Step 5: Solve for x
    x = 403,663,039,108,304.50/22,285,104.60
  6. Step 6: Final answer
    x = 18,113,580.63

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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.