Home / 66,087,670.80-99,093,015-25,650,915.60

Finding the Fourth Proportional to 66,087,670.80, 99,093,015 and 25,650,915.60

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Solution

The fourth proportional to 66,087,670.80, 99,093,015 and 25,650,915.60 is: 38,461,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,087,670.80 : 99,093,015 = 25,650,915.60 : x
  2. Step 2: Convert to fraction form
    66,087,670.80/99,093,015 = 25,650,915.60/x
  3. Step 3: Cross multiply
    66,087,670.80x = 99,093,015 × 25,650,915.60
  4. Step 4: Simplify right side
    66,087,670.80x = 2,541,826,564,314,534
  5. Step 5: Solve for x
    x = 2,541,826,564,314,534/66,087,670.80
  6. Step 6: Final answer
    x = 38,461,433.63

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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.