Home / 6,437,689.60-9,656,534.40-4,043,216.20

Finding the Fourth Proportional to 6,437,689.60, 9,656,534.40 and 4,043,216.20

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Solution

The fourth proportional to 6,437,689.60, 9,656,534.40 and 4,043,216.20 is: 6,064,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,689.60 : 9,656,534.40 = 4,043,216.20 : x
  2. Step 2: Convert to fraction form
    6,437,689.60/9,656,534.40 = 4,043,216.20/x
  3. Step 3: Cross multiply
    6,437,689.60x = 9,656,534.40 × 4,043,216.20
  4. Step 4: Simplify right side
    6,437,689.60x = 39,043,456,321,937.28
  5. Step 5: Solve for x
    x = 39,043,456,321,937.28/6,437,689.60
  6. Step 6: Final answer
    x = 6,064,824.30

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Similar ratio
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1.5x scale

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.