Home / 28,453,224.38-42,679,947.74-6,887,790.86

Finding the Fourth Proportional to 28,453,224.38, 42,679,947.74 and 6,887,790.86

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Solution

The fourth proportional to 28,453,224.38, 42,679,947.74 and 6,887,790.86 is: 10,331,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453,224.38 : 42,679,947.74 = 6,887,790.86 : x
  2. Step 2: Convert to fraction form
    28,453,224.38/42,679,947.74 = 6,887,790.86/x
  3. Step 3: Cross multiply
    28,453,224.38x = 42,679,947.74 × 6,887,790.86
  4. Step 4: Simplify right side
    28,453,224.38x = 293,970,553,701,011
  5. Step 5: Solve for x
    x = 293,970,553,701,011/28,453,224.38
  6. Step 6: Final answer
    x = 10,331,713.19

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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.