Home / 11,121,008.60-16,681,512.90-6,642,032.60

Finding the Fourth Proportional to 11,121,008.60, 16,681,512.90 and 6,642,032.60

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Solution

The fourth proportional to 11,121,008.60, 16,681,512.90 and 6,642,032.60 is: 9,963,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,008.60 : 16,681,512.90 = 6,642,032.60 : x
  2. Step 2: Convert to fraction form
    11,121,008.60/16,681,512.90 = 6,642,032.60/x
  3. Step 3: Cross multiply
    11,121,008.60x = 16,681,512.90 × 6,642,032.60
  4. Step 4: Simplify right side
    11,121,008.60x = 110,799,152,499,120.53
  5. Step 5: Solve for x
    x = 110,799,152,499,120.53/11,121,008.60
  6. Step 6: Final answer
    x = 9,963,048.90

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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.