Home / 15,138,043.20-22,710,680.64-5,040,751.68

Finding the Fourth Proportional to 15,138,043.20, 22,710,680.64 and 5,040,751.68

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Solution

The fourth proportional to 15,138,043.20, 22,710,680.64 and 5,040,751.68 is: 7,562,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,043.20 : 22,710,680.64 = 5,040,751.68 : x
  2. Step 2: Convert to fraction form
    15,138,043.20/22,710,680.64 = 5,040,751.68/x
  3. Step 3: Cross multiply
    15,138,043.20x = 22,710,680.64 × 5,040,751.68
  4. Step 4: Simplify right side
    15,138,043.20x = 114,478,901,590,023.47
  5. Step 5: Solve for x
    x = 114,478,901,590,023.47/15,138,043.20
  6. Step 6: Final answer
    x = 7,562,331.54

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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.