Home / 13,491,585.64-20,234,447.50-4,270,275.16

Finding the Fourth Proportional to 13,491,585.64, 20,234,447.50 and 4,270,275.16

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Solution

The fourth proportional to 13,491,585.64, 20,234,447.50 and 4,270,275.16 is: 6,404,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,585.64 : 20,234,447.50 = 4,270,275.16 : x
  2. Step 2: Convert to fraction form
    13,491,585.64/20,234,447.50 = 4,270,275.16/x
  3. Step 3: Cross multiply
    13,491,585.64x = 20,234,447.50 × 4,270,275.16
  4. Step 4: Simplify right side
    13,491,585.64x = 86,406,658,535,574.11
  5. Step 5: Solve for x
    x = 86,406,658,535,574.11/13,491,585.64
  6. Step 6: Final answer
    x = 6,404,485.05

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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.