Home / 15,822,827.92-21,835,931.88-8,948,338

Finding the Fourth Proportional to 15,822,827.92, 21,835,931.88 and 8,948,338

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Solution

The fourth proportional to 15,822,827.92, 21,835,931.88 and 8,948,338 is: 12,348,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822,827.92 : 21,835,931.88 = 8,948,338 : x
  2. Step 2: Convert to fraction form
    15,822,827.92/21,835,931.88 = 8,948,338/x
  3. Step 3: Cross multiply
    15,822,827.92x = 21,835,931.88 × 8,948,338
  4. Step 4: Simplify right side
    15,822,827.92x = 195,395,299,007,215.44
  5. Step 5: Solve for x
    x = 195,395,299,007,215.44/15,822,827.92
  6. Step 6: Final answer
    x = 12,348,949.25

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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.