Home / 9,518,348.16-13,135,478.40-5,167,434.24

Finding the Fourth Proportional to 9,518,348.16, 13,135,478.40 and 5,167,434.24

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Solution

The fourth proportional to 9,518,348.16, 13,135,478.40 and 5,167,434.24 is: 7,131,145.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518,348.16 : 13,135,478.40 = 5,167,434.24 : x
  2. Step 2: Convert to fraction form
    9,518,348.16/13,135,478.40 = 5,167,434.24/x
  3. Step 3: Cross multiply
    9,518,348.16x = 13,135,478.40 × 5,167,434.24
  4. Step 4: Simplify right side
    9,518,348.16x = 67,876,720,842,940.42
  5. Step 5: Solve for x
    x = 67,876,720,842,940.42/9,518,348.16
  6. Step 6: Final answer
    x = 7,131,145.00

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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.