Home / 15,545,205.30-23,317,807.95-12,297,947.70

Finding the Fourth Proportional to 15,545,205.30, 23,317,807.95 and 12,297,947.70

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Solution

The fourth proportional to 15,545,205.30, 23,317,807.95 and 12,297,947.70 is: 18,446,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,205.30 : 23,317,807.95 = 12,297,947.70 : x
  2. Step 2: Convert to fraction form
    15,545,205.30/23,317,807.95 = 12,297,947.70/x
  3. Step 3: Cross multiply
    15,545,205.30x = 23,317,807.95 × 12,297,947.70
  4. Step 4: Simplify right side
    15,545,205.30x = 286,761,182,647,744.19
  5. Step 5: Solve for x
    x = 286,761,182,647,744.19/15,545,205.30
  6. Step 6: Final answer
    x = 18,446,921.55

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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.