Home / 60,657,519.60-90,986,279.40-19,716,879.60

Finding the Fourth Proportional to 60,657,519.60, 90,986,279.40 and 19,716,879.60

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Solution

The fourth proportional to 60,657,519.60, 90,986,279.40 and 19,716,879.60 is: 29,575,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657,519.60 : 90,986,279.40 = 19,716,879.60 : x
  2. Step 2: Convert to fraction form
    60,657,519.60/90,986,279.40 = 19,716,879.60/x
  3. Step 3: Cross multiply
    60,657,519.60x = 90,986,279.40 × 19,716,879.60
  4. Step 4: Simplify right side
    60,657,519.60x = 1,793,965,516,181,760.50
  5. Step 5: Solve for x
    x = 1,793,965,516,181,760.50/60,657,519.60
  6. Step 6: Final answer
    x = 29,575,319.40

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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.