Home / 10,040,447.10-15,044,081.85-8,547,455.10

Finding the Fourth Proportional to 10,040,447.10, 15,044,081.85 and 8,547,455.10

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Solution

The fourth proportional to 10,040,447.10, 15,044,081.85 and 8,547,455.10 is: 12,807,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,447.10 : 15,044,081.85 = 8,547,455.10 : x
  2. Step 2: Convert to fraction form
    10,040,447.10/15,044,081.85 = 8,547,455.10/x
  3. Step 3: Cross multiply
    10,040,447.10x = 15,044,081.85 × 8,547,455.10
  4. Step 4: Simplify right side
    10,040,447.10x = 128,588,614,133,599.92
  5. Step 5: Solve for x
    x = 128,588,614,133,599.92/10,040,447.10
  6. Step 6: Final answer
    x = 12,807,060.57

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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.