Home / 9,180,226.28-12,667,931.34-5,312,987.12

Finding the Fourth Proportional to 9,180,226.28, 12,667,931.34 and 5,312,987.12

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Solution

The fourth proportional to 9,180,226.28, 12,667,931.34 and 5,312,987.12 is: 7,331,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,226.28 : 12,667,931.34 = 5,312,987.12 : x
  2. Step 2: Convert to fraction form
    9,180,226.28/12,667,931.34 = 5,312,987.12/x
  3. Step 3: Cross multiply
    9,180,226.28x = 12,667,931.34 × 5,312,987.12
  4. Step 4: Simplify right side
    9,180,226.28x = 67,304,556,046,464.34
  5. Step 5: Solve for x
    x = 67,304,556,046,464.34/9,180,226.28
  6. Step 6: Final answer
    x = 7,331,470.27

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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.