Home / 66,073,140.60-99,078,888.76-25,140,198.84

Finding the Fourth Proportional to 66,073,140.60, 99,078,888.76 and 25,140,198.84

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Solution

The fourth proportional to 66,073,140.60, 99,078,888.76 and 25,140,198.84 is: 37,698,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,073,140.60 : 99,078,888.76 = 25,140,198.84 : x
  2. Step 2: Convert to fraction form
    66,073,140.60/99,078,888.76 = 25,140,198.84/x
  3. Step 3: Cross multiply
    66,073,140.60x = 99,078,888.76 × 25,140,198.84
  4. Step 4: Simplify right side
    66,073,140.60x = 2,490,862,964,272,641
  5. Step 5: Solve for x
    x = 2,490,862,964,272,641/66,073,140.60
  6. Step 6: Final answer
    x = 37,698,570.73

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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.