Home / 15,532,689.26-21,434,188.98-8,915,749.04

Finding the Fourth Proportional to 15,532,689.26, 21,434,188.98 and 8,915,749.04

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Solution

The fourth proportional to 15,532,689.26, 21,434,188.98 and 8,915,749.04 is: 12,303,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532,689.26 : 21,434,188.98 = 8,915,749.04 : x
  2. Step 2: Convert to fraction form
    15,532,689.26/21,434,188.98 = 8,915,749.04/x
  3. Step 3: Cross multiply
    15,532,689.26x = 21,434,188.98 × 8,915,749.04
  4. Step 4: Simplify right side
    15,532,689.26x = 191,101,849,821,613.56
  5. Step 5: Solve for x
    x = 191,101,849,821,613.56/15,532,689.26
  6. Step 6: Final answer
    x = 12,303,204.33

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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.