Home / 9,664,219.47-13,336,279.67-5,313,274.10

Finding the Fourth Proportional to 9,664,219.47, 13,336,279.67 and 5,313,274.10

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Solution

The fourth proportional to 9,664,219.47, 13,336,279.67 and 5,313,274.10 is: 7,332,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664,219.47 : 13,336,279.67 = 5,313,274.10 : x
  2. Step 2: Convert to fraction form
    9,664,219.47/13,336,279.67 = 5,313,274.10/x
  3. Step 3: Cross multiply
    9,664,219.47x = 13,336,279.67 × 5,313,274.10
  4. Step 4: Simplify right side
    9,664,219.47x = 70,859,309,267,719.77
  5. Step 5: Solve for x
    x = 70,859,309,267,719.77/9,664,219.47
  6. Step 6: Final answer
    x = 7,332,129.56

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1.5x scale

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.