Home / 23,176,746.78-31,985,527.14-15,322,613.15

Finding the Fourth Proportional to 23,176,746.78, 31,985,527.14 and 15,322,613.15

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Solution

The fourth proportional to 23,176,746.78, 31,985,527.14 and 15,322,613.15 is: 21,146,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176,746.78 : 31,985,527.14 = 15,322,613.15 : x
  2. Step 2: Convert to fraction form
    23,176,746.78/31,985,527.14 = 15,322,613.15/x
  3. Step 3: Cross multiply
    23,176,746.78x = 31,985,527.14 × 15,322,613.15
  4. Step 4: Simplify right side
    23,176,746.78x = 490,101,858,765,045.94
  5. Step 5: Solve for x
    x = 490,101,858,765,045.94/23,176,746.78
  6. Step 6: Final answer
    x = 21,146,274.90

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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.