Home / 10,658,086.40-15,983,630.40-3,925,625.60

Finding the Fourth Proportional to 10,658,086.40, 15,983,630.40 and 3,925,625.60

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Solution

The fourth proportional to 10,658,086.40, 15,983,630.40 and 3,925,625.60 is: 5,887,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658,086.40 : 15,983,630.40 = 3,925,625.60 : x
  2. Step 2: Convert to fraction form
    10,658,086.40/15,983,630.40 = 3,925,625.60/x
  3. Step 3: Cross multiply
    10,658,086.40x = 15,983,630.40 × 3,925,625.60
  4. Step 4: Simplify right side
    10,658,086.40x = 62,745,748,679,178.24
  5. Step 5: Solve for x
    x = 62,745,748,679,178.24/10,658,086.40
  6. Step 6: Final answer
    x = 5,887,149.56

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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.