Home / 8,947,018.76-12,347,235.48-5,079,899.72

Finding the Fourth Proportional to 8,947,018.76, 12,347,235.48 and 5,079,899.72

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Solution

The fourth proportional to 8,947,018.76, 12,347,235.48 and 5,079,899.72 is: 7,010,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947,018.76 : 12,347,235.48 = 5,079,899.72 : x
  2. Step 2: Convert to fraction form
    8,947,018.76/12,347,235.48 = 5,079,899.72/x
  3. Step 3: Cross multiply
    8,947,018.76x = 12,347,235.48 × 5,079,899.72
  4. Step 4: Simplify right side
    8,947,018.76x = 62,722,718,057,626.06
  5. Step 5: Solve for x
    x = 62,722,718,057,626.06/8,947,018.76
  6. Step 6: Final answer
    x = 7,010,460.10

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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.