Home / 13,826,432.10-20,739,648.15-12,941,696.10

Finding the Fourth Proportional to 13,826,432.10, 20,739,648.15 and 12,941,696.10

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Solution

The fourth proportional to 13,826,432.10, 20,739,648.15 and 12,941,696.10 is: 19,412,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,432.10 : 20,739,648.15 = 12,941,696.10 : x
  2. Step 2: Convert to fraction form
    13,826,432.10/20,739,648.15 = 12,941,696.10/x
  3. Step 3: Cross multiply
    13,826,432.10x = 20,739,648.15 × 12,941,696.10
  4. Step 4: Simplify right side
    13,826,432.10x = 268,406,223,578,227.19
  5. Step 5: Solve for x
    x = 268,406,223,578,227.19/13,826,432.10
  6. Step 6: Final answer
    x = 19,412,544.15

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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.