Home / 7,752,129.48-10,697,938.72-4,315,182.44

Finding the Fourth Proportional to 7,752,129.48, 10,697,938.72 and 4,315,182.44

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Solution

The fourth proportional to 7,752,129.48, 10,697,938.72 and 4,315,182.44 is: 5,954,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752,129.48 : 10,697,938.72 = 4,315,182.44 : x
  2. Step 2: Convert to fraction form
    7,752,129.48/10,697,938.72 = 4,315,182.44/x
  3. Step 3: Cross multiply
    7,752,129.48x = 10,697,938.72 × 4,315,182.44
  4. Step 4: Simplify right side
    7,752,129.48x = 46,163,557,308,740.09
  5. Step 5: Solve for x
    x = 46,163,557,308,740.09/7,752,129.48
  6. Step 6: Final answer
    x = 5,954,951.79

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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.