Home / 48,614,779.40-72,876,549.90-18,342,984.20

Finding the Fourth Proportional to 48,614,779.40, 72,876,549.90 and 18,342,984.20

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Solution

The fourth proportional to 48,614,779.40, 72,876,549.90 and 18,342,984.20 is: 27,497,263.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,614,779.40 : 72,876,549.90 = 18,342,984.20 : x
  2. Step 2: Convert to fraction form
    48,614,779.40/72,876,549.90 = 18,342,984.20/x
  3. Step 3: Cross multiply
    48,614,779.40x = 72,876,549.90 × 18,342,984.20
  4. Step 4: Simplify right side
    48,614,779.40x = 1,336,773,403,366,211.75
  5. Step 5: Solve for x
    x = 1,336,773,403,366,211.75/48,614,779.40
  6. Step 6: Final answer
    x = 27,497,263.59

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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.