Home / 8,876,938.72-13,319,619-6,148,680.52

Finding the Fourth Proportional to 8,876,938.72, 13,319,619 and 6,148,680.52

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Solution

The fourth proportional to 8,876,938.72, 13,319,619 and 6,148,680.52 is: 9,225,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876,938.72 : 13,319,619 = 6,148,680.52 : x
  2. Step 2: Convert to fraction form
    8,876,938.72/13,319,619 = 6,148,680.52/x
  3. Step 3: Cross multiply
    8,876,938.72x = 13,319,619 × 6,148,680.52
  4. Step 4: Simplify right side
    8,876,938.72x = 81,898,081,879,121.88
  5. Step 5: Solve for x
    x = 81,898,081,879,121.88/8,876,938.72
  6. Step 6: Final answer
    x = 9,225,937.51

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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.