Home / 10,692,064.40-16,061,716.20-10,290,531.20

Finding the Fourth Proportional to 10,692,064.40, 16,061,716.20 and 10,290,531.20

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Solution

The fourth proportional to 10,692,064.40, 16,061,716.20 and 10,290,531.20 is: 15,458,529.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,064.40 : 16,061,716.20 = 10,290,531.20 : x
  2. Step 2: Convert to fraction form
    10,692,064.40/16,061,716.20 = 10,290,531.20/x
  3. Step 3: Cross multiply
    10,692,064.40x = 16,061,716.20 × 10,290,531.20
  4. Step 4: Simplify right side
    10,692,064.40x = 165,283,591,681,645.41
  5. Step 5: Solve for x
    x = 165,283,591,681,645.41/10,692,064.40
  6. Step 6: Final answer
    x = 15,458,529.38

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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.