Home / 13,248,623.10-19,872,934.65-12,292,029.30

Finding the Fourth Proportional to 13,248,623.10, 19,872,934.65 and 12,292,029.30

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Solution

The fourth proportional to 13,248,623.10, 19,872,934.65 and 12,292,029.30 is: 18,438,043.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,623.10 : 19,872,934.65 = 12,292,029.30 : x
  2. Step 2: Convert to fraction form
    13,248,623.10/19,872,934.65 = 12,292,029.30/x
  3. Step 3: Cross multiply
    13,248,623.10x = 19,872,934.65 × 12,292,029.30
  4. Step 4: Simplify right side
    13,248,623.10x = 244,278,694,994,785.25
  5. Step 5: Solve for x
    x = 244,278,694,994,785.25/13,248,623.10
  6. Step 6: Final answer
    x = 18,438,043.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.