Home / 11,785,427.60-17,668,810.20-6,466,643.60

Finding the Fourth Proportional to 11,785,427.60, 17,668,810.20 and 6,466,643.60

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Solution

The fourth proportional to 11,785,427.60, 17,668,810.20 and 6,466,643.60 is: 9,694,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785,427.60 : 17,668,810.20 = 6,466,643.60 : x
  2. Step 2: Convert to fraction form
    11,785,427.60/17,668,810.20 = 6,466,643.60/x
  3. Step 3: Cross multiply
    11,785,427.60x = 17,668,810.20 × 6,466,643.60
  4. Step 4: Simplify right side
    11,785,427.60x = 114,257,898,399,444.70
  5. Step 5: Solve for x
    x = 114,257,898,399,444.70/11,785,427.60
  6. Step 6: Final answer
    x = 9,694,845.39

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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.