Home / 7,110,436.60-9,812,332.48-3,847,179.72

Finding the Fourth Proportional to 7,110,436.60, 9,812,332.48 and 3,847,179.72

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Solution

The fourth proportional to 7,110,436.60, 9,812,332.48 and 3,847,179.72 is: 5,309,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,436.60 : 9,812,332.48 = 3,847,179.72 : x
  2. Step 2: Convert to fraction form
    7,110,436.60/9,812,332.48 = 3,847,179.72/x
  3. Step 3: Cross multiply
    7,110,436.60x = 9,812,332.48 × 3,847,179.72
  4. Step 4: Simplify right side
    7,110,436.60x = 37,749,806,522,953.31
  5. Step 5: Solve for x
    x = 37,749,806,522,953.31/7,110,436.60
  6. Step 6: Final answer
    x = 5,309,070.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.