Home / 9,402,820.17-12,970,394.27-5,912,635.17

Finding the Fourth Proportional to 9,402,820.17, 12,970,394.27 and 5,912,635.17

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Solution

The fourth proportional to 9,402,820.17, 12,970,394.27 and 5,912,635.17 is: 8,155,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402,820.17 : 12,970,394.27 = 5,912,635.17 : x
  2. Step 2: Convert to fraction form
    9,402,820.17/12,970,394.27 = 5,912,635.17/x
  3. Step 3: Cross multiply
    9,402,820.17x = 12,970,394.27 × 5,912,635.17
  4. Step 4: Simplify right side
    9,402,820.17x = 76,689,209,329,568.47
  5. Step 5: Solve for x
    x = 76,689,209,329,568.47/9,402,820.17
  6. Step 6: Final answer
    x = 8,155,979.58

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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.