Home / 5,062,077.02-6,985,661.78-2,857,403.92

Finding the Fourth Proportional to 5,062,077.02, 6,985,661.78 and 2,857,403.92

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Solution

The fourth proportional to 5,062,077.02, 6,985,661.78 and 2,857,403.92 is: 3,943,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062,077.02 : 6,985,661.78 = 2,857,403.92 : x
  2. Step 2: Convert to fraction form
    5,062,077.02/6,985,661.78 = 2,857,403.92/x
  3. Step 3: Cross multiply
    5,062,077.02x = 6,985,661.78 × 2,857,403.92
  4. Step 4: Simplify right side
    5,062,077.02x = 19,960,857,353,966.18
  5. Step 5: Solve for x
    x = 19,960,857,353,966.18/5,062,077.02
  6. Step 6: Final answer
    x = 3,943,214.87

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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.