Home / 61,012,863.24-91,519,265.70-15,574,643.16

Finding the Fourth Proportional to 61,012,863.24, 91,519,265.70 and 15,574,643.16

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Solution

The fourth proportional to 61,012,863.24, 91,519,265.70 and 15,574,643.16 is: 23,361,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,012,863.24 : 91,519,265.70 = 15,574,643.16 : x
  2. Step 2: Convert to fraction form
    61,012,863.24/91,519,265.70 = 15,574,643.16/x
  3. Step 3: Cross multiply
    61,012,863.24x = 91,519,265.70 × 15,574,643.16
  4. Step 4: Simplify right side
    61,012,863.24x = 1,425,379,905,542,727.75
  5. Step 5: Solve for x
    x = 1,425,379,905,542,727.75/61,012,863.24
  6. Step 6: Final answer
    x = 23,361,957.30

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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.