Home / 13,851,182.72-20,779,006.65-4,266,551.95

Finding the Fourth Proportional to 13,851,182.72, 20,779,006.65 and 4,266,551.95

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Solution

The fourth proportional to 13,851,182.72, 20,779,006.65 and 4,266,551.95 is: 6,400,515.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,182.72 : 20,779,006.65 = 4,266,551.95 : x
  2. Step 2: Convert to fraction form
    13,851,182.72/20,779,006.65 = 4,266,551.95/x
  3. Step 3: Cross multiply
    13,851,182.72x = 20,779,006.65 × 4,266,551.95
  4. Step 4: Simplify right side
    13,851,182.72x = 88,654,711,341,620.47
  5. Step 5: Solve for x
    x = 88,654,711,341,620.47/13,851,182.72
  6. Step 6: Final answer
    x = 6,400,515.62

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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.