Home / 22,959,289.32-31,685,255.10-12,646,009.68

Finding the Fourth Proportional to 22,959,289.32, 31,685,255.10 and 12,646,009.68

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Solution

The fourth proportional to 22,959,289.32, 31,685,255.10 and 12,646,009.68 is: 17,452,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,959,289.32 : 31,685,255.10 = 12,646,009.68 : x
  2. Step 2: Convert to fraction form
    22,959,289.32/31,685,255.10 = 12,646,009.68/x
  3. Step 3: Cross multiply
    22,959,289.32x = 31,685,255.10 × 12,646,009.68
  4. Step 4: Simplify right side
    22,959,289.32x = 400,692,042,707,869.38
  5. Step 5: Solve for x
    x = 400,692,042,707,869.38/22,959,289.32
  6. Step 6: Final answer
    x = 17,452,284.22

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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.