Home / 10,345,430.84-15,519,081.20-3,955,738.55

Finding the Fourth Proportional to 10,345,430.84, 15,519,081.20 and 3,955,738.55

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Solution

The fourth proportional to 10,345,430.84, 15,519,081.20 and 3,955,738.55 is: 5,933,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345,430.84 : 15,519,081.20 = 3,955,738.55 : x
  2. Step 2: Convert to fraction form
    10,345,430.84/15,519,081.20 = 3,955,738.55/x
  3. Step 3: Cross multiply
    10,345,430.84x = 15,519,081.20 × 3,955,738.55
  4. Step 4: Simplify right side
    10,345,430.84x = 61,389,427,666,046.16
  5. Step 5: Solve for x
    x = 61,389,427,666,046.16/10,345,430.84
  6. Step 6: Final answer
    x = 5,933,965.31

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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.