Home / 9,132,218.25-12,598,953.34-5,212,191.94

Finding the Fourth Proportional to 9,132,218.25, 12,598,953.34 and 5,212,191.94

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Solution

The fourth proportional to 9,132,218.25, 12,598,953.34 and 5,212,191.94 is: 7,190,822.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,218.25 : 12,598,953.34 = 5,212,191.94 : x
  2. Step 2: Convert to fraction form
    9,132,218.25/12,598,953.34 = 5,212,191.94/x
  3. Step 3: Cross multiply
    9,132,218.25x = 12,598,953.34 × 5,212,191.94
  4. Step 4: Simplify right side
    9,132,218.25x = 65,668,163,087,298.20
  5. Step 5: Solve for x
    x = 65,668,163,087,298.20/9,132,218.25
  6. Step 6: Final answer
    x = 7,190,822.79

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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.