Home / 6,787,969.17-9,367,592.27-4,138,971.90

Finding the Fourth Proportional to 6,787,969.17, 9,367,592.27 and 4,138,971.90

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Solution

The fourth proportional to 6,787,969.17, 9,367,592.27 and 4,138,971.90 is: 5,711,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,969.17 : 9,367,592.27 = 4,138,971.90 : x
  2. Step 2: Convert to fraction form
    6,787,969.17/9,367,592.27 = 4,138,971.90/x
  3. Step 3: Cross multiply
    6,787,969.17x = 9,367,592.27 × 4,138,971.90
  4. Step 4: Simplify right side
    6,787,969.17x = 38,772,201,155,492.35
  5. Step 5: Solve for x
    x = 38,772,201,155,492.35/6,787,969.17
  6. Step 6: Final answer
    x = 5,711,900.01

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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.