Home / 9,128,733.78-12,598,046.19-5,054,352.78

Finding the Fourth Proportional to 9,128,733.78, 12,598,046.19 and 5,054,352.78

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Solution

The fourth proportional to 9,128,733.78, 12,598,046.19 and 5,054,352.78 is: 6,975,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,733.78 : 12,598,046.19 = 5,054,352.78 : x
  2. Step 2: Convert to fraction form
    9,128,733.78/12,598,046.19 = 5,054,352.78/x
  3. Step 3: Cross multiply
    9,128,733.78x = 12,598,046.19 × 5,054,352.78
  4. Step 4: Simplify right side
    9,128,733.78x = 63,674,969,782,994.91
  5. Step 5: Solve for x
    x = 63,674,969,782,994.91/9,128,733.78
  6. Step 6: Final answer
    x = 6,975,224.75

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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.