Home / 38,666,126.29-57,986,784.32-12,752,601.84

Finding the Fourth Proportional to 38,666,126.29, 57,986,784.32 and 12,752,601.84

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Solution

The fourth proportional to 38,666,126.29, 57,986,784.32 and 12,752,601.84 is: 19,124,811.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666,126.29 : 57,986,784.32 = 12,752,601.84 : x
  2. Step 2: Convert to fraction form
    38,666,126.29/57,986,784.32 = 12,752,601.84/x
  3. Step 3: Cross multiply
    38,666,126.29x = 57,986,784.32 × 12,752,601.84
  4. Step 4: Simplify right side
    38,666,126.29x = 739,482,372,414,915.12
  5. Step 5: Solve for x
    x = 739,482,372,414,915.12/38,666,126.29
  6. Step 6: Final answer
    x = 19,124,811.39

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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.