Home / 10,916,589.78-15,064,627.86-6,021,704.70

Finding the Fourth Proportional to 10,916,589.78, 15,064,627.86 and 6,021,704.70

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Solution

The fourth proportional to 10,916,589.78, 15,064,627.86 and 6,021,704.70 is: 8,309,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916,589.78 : 15,064,627.86 = 6,021,704.70 : x
  2. Step 2: Convert to fraction form
    10,916,589.78/15,064,627.86 = 6,021,704.70/x
  3. Step 3: Cross multiply
    10,916,589.78x = 15,064,627.86 × 6,021,704.70
  4. Step 4: Simplify right side
    10,916,589.78x = 90,714,740,388,312.94
  5. Step 5: Solve for x
    x = 90,714,740,388,312.94/10,916,589.78
  6. Step 6: Final answer
    x = 8,309,805.74

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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.