Home / 31,526,479.05-43,506,559.74-17,587,834.21

Finding the Fourth Proportional to 31,526,479.05, 43,506,559.74 and 17,587,834.21

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Solution

The fourth proportional to 31,526,479.05, 43,506,559.74 and 17,587,834.21 is: 24,271,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526,479.05 : 43,506,559.74 = 17,587,834.21 : x
  2. Step 2: Convert to fraction form
    31,526,479.05/43,506,559.74 = 17,587,834.21/x
  3. Step 3: Cross multiply
    31,526,479.05x = 43,506,559.74 × 17,587,834.21
  4. Step 4: Simplify right side
    31,526,479.05x = 765,186,159,754,580.75
  5. Step 5: Solve for x
    x = 765,186,159,754,580.75/31,526,479.05
  6. Step 6: Final answer
    x = 24,271,221.61

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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.