Home / 9,109,849.20-13,660,837.20-4,559,139.60

Finding the Fourth Proportional to 9,109,849.20, 13,660,837.20 and 4,559,139.60

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Solution

The fourth proportional to 9,109,849.20, 13,660,837.20 and 4,559,139.60 is: 6,836,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,849.20 : 13,660,837.20 = 4,559,139.60 : x
  2. Step 2: Convert to fraction form
    9,109,849.20/13,660,837.20 = 4,559,139.60/x
  3. Step 3: Cross multiply
    9,109,849.20x = 13,660,837.20 × 4,559,139.60
  4. Step 4: Simplify right side
    9,109,849.20x = 62,281,663,847,673.11
  5. Step 5: Solve for x
    x = 62,281,663,847,673.11/9,109,849.20
  6. Step 6: Final answer
    x = 6,836,739.28

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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.