Home / 40,697,344.20-61,046,016.30-10,403,603.40

Finding the Fourth Proportional to 40,697,344.20, 61,046,016.30 and 10,403,603.40

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Solution

The fourth proportional to 40,697,344.20, 61,046,016.30 and 10,403,603.40 is: 15,605,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697,344.20 : 61,046,016.30 = 10,403,603.40 : x
  2. Step 2: Convert to fraction form
    40,697,344.20/61,046,016.30 = 10,403,603.40/x
  3. Step 3: Cross multiply
    40,697,344.20x = 61,046,016.30 × 10,403,603.40
  4. Step 4: Simplify right side
    40,697,344.20x = 635,098,542,735,135.38
  5. Step 5: Solve for x
    x = 635,098,542,735,135.38/40,697,344.20
  6. Step 6: Final answer
    x = 15,605,405.10

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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.