Home / 7,137,577.02-9,849,589.30-3,874,321.50

Finding the Fourth Proportional to 7,137,577.02, 9,849,589.30 and 3,874,321.50

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Solution

The fourth proportional to 7,137,577.02, 9,849,589.30 and 3,874,321.50 is: 5,346,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,577.02 : 9,849,589.30 = 3,874,321.50 : x
  2. Step 2: Convert to fraction form
    7,137,577.02/9,849,589.30 = 3,874,321.50/x
  3. Step 3: Cross multiply
    7,137,577.02x = 9,849,589.30 × 3,874,321.50
  4. Step 4: Simplify right side
    7,137,577.02x = 38,160,475,591,159.95
  5. Step 5: Solve for x
    x = 38,160,475,591,159.95/7,137,577.02
  6. Step 6: Final answer
    x = 5,346,418.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.