Home / 7,449,426.60-11,174,139.90-2,657,272.20

Finding the Fourth Proportional to 7,449,426.60, 11,174,139.90 and 2,657,272.20

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Solution

The fourth proportional to 7,449,426.60, 11,174,139.90 and 2,657,272.20 is: 3,985,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,426.60 : 11,174,139.90 = 2,657,272.20 : x
  2. Step 2: Convert to fraction form
    7,449,426.60/11,174,139.90 = 2,657,272.20/x
  3. Step 3: Cross multiply
    7,449,426.60x = 11,174,139.90 × 2,657,272.20
  4. Step 4: Simplify right side
    7,449,426.60x = 29,692,731,315,180.78
  5. Step 5: Solve for x
    x = 29,692,731,315,180.78/7,449,426.60
  6. Step 6: Final answer
    x = 3,985,908.30

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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.