Home / 9,891,159.60-14,836,739.40-6,861,945.90

Finding the Fourth Proportional to 9,891,159.60, 14,836,739.40 and 6,861,945.90

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Solution

The fourth proportional to 9,891,159.60, 14,836,739.40 and 6,861,945.90 is: 10,292,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,159.60 : 14,836,739.40 = 6,861,945.90 : x
  2. Step 2: Convert to fraction form
    9,891,159.60/14,836,739.40 = 6,861,945.90/x
  3. Step 3: Cross multiply
    9,891,159.60x = 14,836,739.40 × 6,861,945.90
  4. Step 4: Simplify right side
    9,891,159.60x = 101,808,903,095,198.47
  5. Step 5: Solve for x
    x = 101,808,903,095,198.47/9,891,159.60
  6. Step 6: Final answer
    x = 10,292,918.85

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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.