Home / 9,320,148.44-12,864,069.88-5,399,270.92

Finding the Fourth Proportional to 9,320,148.44, 12,864,069.88 and 5,399,270.92

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Solution

The fourth proportional to 9,320,148.44, 12,864,069.88 and 5,399,270.92 is: 7,452,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,148.44 : 12,864,069.88 = 5,399,270.92 : x
  2. Step 2: Convert to fraction form
    9,320,148.44/12,864,069.88 = 5,399,270.92/x
  3. Step 3: Cross multiply
    9,320,148.44x = 12,864,069.88 × 5,399,270.92
  4. Step 4: Simplify right side
    9,320,148.44x = 69,456,598,415,931.89
  5. Step 5: Solve for x
    x = 69,456,598,415,931.89/9,320,148.44
  6. Step 6: Final answer
    x = 7,452,306.03

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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.