Home / 38,387,263.30-57,580,895.22-12,828,272.74

Finding the Fourth Proportional to 38,387,263.30, 57,580,895.22 and 12,828,272.74

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Solution

The fourth proportional to 38,387,263.30, 57,580,895.22 and 12,828,272.74 is: 19,242,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,387,263.30 : 57,580,895.22 = 12,828,272.74 : x
  2. Step 2: Convert to fraction form
    38,387,263.30/57,580,895.22 = 12,828,272.74/x
  3. Step 3: Cross multiply
    38,387,263.30x = 57,580,895.22 × 12,828,272.74
  4. Step 4: Simplify right side
    38,387,263.30x = 738,663,428,495,522.25
  5. Step 5: Solve for x
    x = 738,663,428,495,522.25/38,387,263.30
  6. Step 6: Final answer
    x = 19,242,409.20

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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.