Home / 5,667,719.40-8,518,167.90-4,937,812.20

Finding the Fourth Proportional to 5,667,719.40, 8,518,167.90 and 4,937,812.20

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Solution

The fourth proportional to 5,667,719.40, 8,518,167.90 and 4,937,812.20 is: 7,421,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667,719.40 : 8,518,167.90 = 4,937,812.20 : x
  2. Step 2: Convert to fraction form
    5,667,719.40/8,518,167.90 = 4,937,812.20/x
  3. Step 3: Cross multiply
    5,667,719.40x = 8,518,167.90 × 4,937,812.20
  4. Step 4: Simplify right side
    5,667,719.40x = 42,061,113,378,268.38
  5. Step 5: Solve for x
    x = 42,061,113,378,268.38/5,667,719.40
  6. Step 6: Final answer
    x = 7,421,170.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.