Home / 6,650,802.71-9,971,416.10-4,086,719.90

Finding the Fourth Proportional to 6,650,802.71, 9,971,416.10 and 4,086,719.90

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Solution

The fourth proportional to 6,650,802.71, 9,971,416.10 and 4,086,719.90 is: 6,127,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,802.71 : 9,971,416.10 = 4,086,719.90 : x
  2. Step 2: Convert to fraction form
    6,650,802.71/9,971,416.10 = 4,086,719.90/x
  3. Step 3: Cross multiply
    6,650,802.71x = 9,971,416.10 × 4,086,719.90
  4. Step 4: Simplify right side
    6,650,802.71x = 40,750,384,599,975.86
  5. Step 5: Solve for x
    x = 40,750,384,599,975.86/6,650,802.71
  6. Step 6: Final answer
    x = 6,127,137.79

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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.