Home / 9,665,621.05-13,338,301.17-5,255,207.50

Finding the Fourth Proportional to 9,665,621.05, 13,338,301.17 and 5,255,207.50

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Solution

The fourth proportional to 9,665,621.05, 13,338,301.17 and 5,255,207.50 is: 7,252,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,621.05 : 13,338,301.17 = 5,255,207.50 : x
  2. Step 2: Convert to fraction form
    9,665,621.05/13,338,301.17 = 5,255,207.50/x
  3. Step 3: Cross multiply
    9,665,621.05x = 13,338,301.17 × 5,255,207.50
  4. Step 4: Simplify right side
    9,665,621.05x = 70,095,540,345,842.77
  5. Step 5: Solve for x
    x = 70,095,540,345,842.77/9,665,621.05
  6. Step 6: Final answer
    x = 7,252,047.23

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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.