Home / 9,320,148.42-12,864,069.87-5,399,270.94

Finding the Fourth Proportional to 9,320,148.42, 12,864,069.87 and 5,399,270.94

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Solution

The fourth proportional to 9,320,148.42, 12,864,069.87 and 5,399,270.94 is: 7,452,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,148.42 : 12,864,069.87 = 5,399,270.94 : x
  2. Step 2: Convert to fraction form
    9,320,148.42/12,864,069.87 = 5,399,270.94/x
  3. Step 3: Cross multiply
    9,320,148.42x = 12,864,069.87 × 5,399,270.94
  4. Step 4: Simplify right side
    9,320,148.42x = 69,456,598,619,220.58
  5. Step 5: Solve for x
    x = 69,456,598,619,220.58/9,320,148.42
  6. Step 6: Final answer
    x = 7,452,306.07

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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.