Home / 7,108,829.16-9,810,154.38-3,845,635.74

Finding the Fourth Proportional to 7,108,829.16, 9,810,154.38 and 3,845,635.74

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Solution

The fourth proportional to 7,108,829.16, 9,810,154.38 and 3,845,635.74 is: 5,306,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,829.16 : 9,810,154.38 = 3,845,635.74 : x
  2. Step 2: Convert to fraction form
    7,108,829.16/9,810,154.38 = 3,845,635.74/x
  3. Step 3: Cross multiply
    7,108,829.16x = 9,810,154.38 × 3,845,635.74
  4. Step 4: Simplify right side
    7,108,829.16x = 37,726,280,298,645.55
  5. Step 5: Solve for x
    x = 37,726,280,298,645.55/7,108,829.16
  6. Step 6: Final answer
    x = 5,306,961.17

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1.5x scale

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.