Home / 38,666,124.29-57,986,781.32-12,752,599.84

Finding the Fourth Proportional to 38,666,124.29, 57,986,781.32 and 12,752,599.84

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Solution

The fourth proportional to 38,666,124.29, 57,986,781.32 and 12,752,599.84 is: 19,124,808.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666,124.29 : 57,986,781.32 = 12,752,599.84 : x
  2. Step 2: Convert to fraction form
    38,666,124.29/57,986,781.32 = 12,752,599.84/x
  3. Step 3: Cross multiply
    38,666,124.29x = 57,986,781.32 × 12,752,599.84
  4. Step 4: Simplify right side
    38,666,124.29x = 739,482,218,070,461.50
  5. Step 5: Solve for x
    x = 739,482,218,070,461.50/38,666,124.29
  6. Step 6: Final answer
    x = 19,124,808.38

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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.