Home / 20,130,436.40-30,165,794.52-14,785,525.04

Finding the Fourth Proportional to 20,130,436.40, 30,165,794.52 and 14,785,525.04

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Solution

The fourth proportional to 20,130,436.40, 30,165,794.52 and 14,785,525.04 is: 22,156,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,130,436.40 : 30,165,794.52 = 14,785,525.04 : x
  2. Step 2: Convert to fraction form
    20,130,436.40/30,165,794.52 = 14,785,525.04/x
  3. Step 3: Cross multiply
    20,130,436.40x = 30,165,794.52 × 14,785,525.04
  4. Step 4: Simplify right side
    20,130,436.40x = 446,017,110,226,954.75
  5. Step 5: Solve for x
    x = 446,017,110,226,954.75/20,130,436.40
  6. Step 6: Final answer
    x = 22,156,355.75

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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.