Home / 66,045,687.60-99,068,531.40-25,629,927.60

Finding the Fourth Proportional to 66,045,687.60, 99,068,531.40 and 25,629,927.60

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Solution

The fourth proportional to 66,045,687.60, 99,068,531.40 and 25,629,927.60 is: 38,444,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,045,687.60 : 99,068,531.40 = 25,629,927.60 : x
  2. Step 2: Convert to fraction form
    66,045,687.60/99,068,531.40 = 25,629,927.60/x
  3. Step 3: Cross multiply
    66,045,687.60x = 99,068,531.40 × 25,629,927.60
  4. Step 4: Simplify right side
    66,045,687.60x = 2,539,119,287,220,327
  5. Step 5: Solve for x
    x = 2,539,119,287,220,327/66,045,687.60
  6. Step 6: Final answer
    x = 38,444,891.40

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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.