Home / 27,065,733.60-40,598,600.40-7,898,428.20

Finding the Fourth Proportional to 27,065,733.60, 40,598,600.40 and 7,898,428.20

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Solution

The fourth proportional to 27,065,733.60, 40,598,600.40 and 7,898,428.20 is: 11,847,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,065,733.60 : 40,598,600.40 = 7,898,428.20 : x
  2. Step 2: Convert to fraction form
    27,065,733.60/40,598,600.40 = 7,898,428.20/x
  3. Step 3: Cross multiply
    27,065,733.60x = 40,598,600.40 × 7,898,428.20
  4. Step 4: Simplify right side
    27,065,733.60x = 320,665,130,279,891.25
  5. Step 5: Solve for x
    x = 320,665,130,279,891.25/27,065,733.60
  6. Step 6: Final answer
    x = 11,847,642.30

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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.