Home / 6,437,121.60-9,663,055.20-3,779,227.20

Finding the Fourth Proportional to 6,437,121.60, 9,663,055.20 and 3,779,227.20

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Solution

The fourth proportional to 6,437,121.60, 9,663,055.20 and 3,779,227.20 is: 5,673,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,121.60 : 9,663,055.20 = 3,779,227.20 : x
  2. Step 2: Convert to fraction form
    6,437,121.60/9,663,055.20 = 3,779,227.20/x
  3. Step 3: Cross multiply
    6,437,121.60x = 9,663,055.20 × 3,779,227.20
  4. Step 4: Simplify right side
    6,437,121.60x = 36,518,881,046,941.44
  5. Step 5: Solve for x
    x = 36,518,881,046,941.44/6,437,121.60
  6. Step 6: Final answer
    x = 5,673,169.36

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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.