Home / 31,518,275.91-43,495,885.11-17,767,240.02

Finding the Fourth Proportional to 31,518,275.91, 43,495,885.11 and 17,767,240.02

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Solution

The fourth proportional to 31,518,275.91, 43,495,885.11 and 17,767,240.02 is: 24,519,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518,275.91 : 43,495,885.11 = 17,767,240.02 : x
  2. Step 2: Convert to fraction form
    31,518,275.91/43,495,885.11 = 17,767,240.02/x
  3. Step 3: Cross multiply
    31,518,275.91x = 43,495,885.11 × 17,767,240.02
  4. Step 4: Simplify right side
    31,518,275.91x = 772,801,830,631,714.12
  5. Step 5: Solve for x
    x = 772,801,830,631,714.12/31,518,275.91
  6. Step 6: Final answer
    x = 24,519,165.73

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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.