Home / 57,431,498.46-79,255,717.27-31,326,577.02

Finding the Fourth Proportional to 57,431,498.46, 79,255,717.27 and 31,326,577.02

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Solution

The fourth proportional to 57,431,498.46, 79,255,717.27 and 31,326,577.02 is: 43,230,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,431,498.46 : 79,255,717.27 = 31,326,577.02 : x
  2. Step 2: Convert to fraction form
    57,431,498.46/79,255,717.27 = 31,326,577.02/x
  3. Step 3: Cross multiply
    57,431,498.46x = 79,255,717.27 × 31,326,577.02
  4. Step 4: Simplify right side
    57,431,498.46x = 2,482,810,331,333,999
  5. Step 5: Solve for x
    x = 2,482,810,331,333,999/57,431,498.46
  6. Step 6: Final answer
    x = 43,230,812.32

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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.