Home / 38,554,436.30-57,830,014.20-12,995,404.70

Finding the Fourth Proportional to 38,554,436.30, 57,830,014.20 and 12,995,404.70

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Solution

The fourth proportional to 38,554,436.30, 57,830,014.20 and 12,995,404.70 is: 19,492,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,554,436.30 : 57,830,014.20 = 12,995,404.70 : x
  2. Step 2: Convert to fraction form
    38,554,436.30/57,830,014.20 = 12,995,404.70/x
  3. Step 3: Cross multiply
    38,554,436.30x = 57,830,014.20 × 12,995,404.70
  4. Step 4: Simplify right side
    38,554,436.30x = 751,524,438,335,746.75
  5. Step 5: Solve for x
    x = 751,524,438,335,746.75/38,554,436.30
  6. Step 6: Final answer
    x = 19,492,554.18

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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.