Home / 16,521,752.90-22,781,638.72-11,295,612.66

Finding the Fourth Proportional to 16,521,752.90, 22,781,638.72 and 11,295,612.66

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Solution

The fourth proportional to 16,521,752.90, 22,781,638.72 and 11,295,612.66 is: 15,575,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521,752.90 : 22,781,638.72 = 11,295,612.66 : x
  2. Step 2: Convert to fraction form
    16,521,752.90/22,781,638.72 = 11,295,612.66/x
  3. Step 3: Cross multiply
    16,521,752.90x = 22,781,638.72 × 11,295,612.66
  4. Step 4: Simplify right side
    16,521,752.90x = 257,332,566,741,178.19
  5. Step 5: Solve for x
    x = 257,332,566,741,178.19/16,521,752.90
  6. Step 6: Final answer
    x = 15,575,379.22

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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.