Home / 10,431,062.10-15,646,593.15-7,242,416.10

Finding the Fourth Proportional to 10,431,062.10, 15,646,593.15 and 7,242,416.10

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Solution

The fourth proportional to 10,431,062.10, 15,646,593.15 and 7,242,416.10 is: 10,863,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,062.10 : 15,646,593.15 = 7,242,416.10 : x
  2. Step 2: Convert to fraction form
    10,431,062.10/15,646,593.15 = 7,242,416.10/x
  3. Step 3: Cross multiply
    10,431,062.10x = 15,646,593.15 × 7,242,416.10
  4. Step 4: Simplify right side
    10,431,062.10x = 113,319,138,139,709.72
  5. Step 5: Solve for x
    x = 113,319,138,139,709.72/10,431,062.10
  6. Step 6: Final answer
    x = 10,863,624.15

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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.