Home / 21,517,338.60-29,693,938.32-12,224,925.03

Finding the Fourth Proportional to 21,517,338.60, 29,693,938.32 and 12,224,925.03

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Solution

The fourth proportional to 21,517,338.60, 29,693,938.32 and 12,224,925.03 is: 16,870,402.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,517,338.60 : 29,693,938.32 = 12,224,925.03 : x
  2. Step 2: Convert to fraction form
    21,517,338.60/29,693,938.32 = 12,224,925.03/x
  3. Step 3: Cross multiply
    21,517,338.60x = 29,693,938.32 × 12,224,925.03
  4. Step 4: Simplify right side
    21,517,338.60x = 363,006,169,807,444.12
  5. Step 5: Solve for x
    x = 363,006,169,807,444.12/21,517,338.60
  6. Step 6: Final answer
    x = 16,870,402.82

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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.