Home / 66,261,437.20-99,333,058.20-25,862,525.20

Finding the Fourth Proportional to 66,261,437.20, 99,333,058.20 and 25,862,525.20

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Solution

The fourth proportional to 66,261,437.20, 99,333,058.20 and 25,862,525.20 is: 38,770,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,261,437.20 : 99,333,058.20 = 25,862,525.20 : x
  2. Step 2: Convert to fraction form
    66,261,437.20/99,333,058.20 = 25,862,525.20/x
  3. Step 3: Cross multiply
    66,261,437.20x = 99,333,058.20 × 25,862,525.20
  4. Step 4: Simplify right side
    66,261,437.20x = 2,569,003,720,890,566.50
  5. Step 5: Solve for x
    x = 2,569,003,720,890,566.50/66,261,437.20
  6. Step 6: Final answer
    x = 38,770,721.39

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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.