Home / 7,518,997.61-10,375,948.20-4,255,742.25

Finding the Fourth Proportional to 7,518,997.61, 10,375,948.20 and 4,255,742.25

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Solution

The fourth proportional to 7,518,997.61, 10,375,948.20 and 4,255,742.25 is: 5,872,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,997.61 : 10,375,948.20 = 4,255,742.25 : x
  2. Step 2: Convert to fraction form
    7,518,997.61/10,375,948.20 = 4,255,742.25/x
  3. Step 3: Cross multiply
    7,518,997.61x = 10,375,948.20 × 4,255,742.25
  4. Step 4: Simplify right side
    7,518,997.61x = 44,157,361,138,551.45
  5. Step 5: Solve for x
    x = 44,157,361,138,551.45/7,518,997.61
  6. Step 6: Final answer
    x = 5,872,772.34

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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.