Home / 42,619,559.80-63,929,339.70-26,392,894.60

Finding the Fourth Proportional to 42,619,559.80, 63,929,339.70 and 26,392,894.60

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Solution

The fourth proportional to 42,619,559.80, 63,929,339.70 and 26,392,894.60 is: 39,589,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,619,559.80 : 63,929,339.70 = 26,392,894.60 : x
  2. Step 2: Convert to fraction form
    42,619,559.80/63,929,339.70 = 26,392,894.60/x
  3. Step 3: Cross multiply
    42,619,559.80x = 63,929,339.70 × 26,392,894.60
  4. Step 4: Simplify right side
    42,619,559.80x = 1,687,280,324,549,695.75
  5. Step 5: Solve for x
    x = 1,687,280,324,549,695.75/42,619,559.80
  6. Step 6: Final answer
    x = 39,589,341.90

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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.