Home / 29,127,846.80-43,704,017.40-15,648,928.40

Finding the Fourth Proportional to 29,127,846.80, 43,704,017.40 and 15,648,928.40

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Solution

The fourth proportional to 29,127,846.80, 43,704,017.40 and 15,648,928.40 is: 23,479,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127,846.80 : 43,704,017.40 = 15,648,928.40 : x
  2. Step 2: Convert to fraction form
    29,127,846.80/43,704,017.40 = 15,648,928.40/x
  3. Step 3: Cross multiply
    29,127,846.80x = 43,704,017.40 × 15,648,928.40
  4. Step 4: Simplify right side
    29,127,846.80x = 683,921,039,084,954.12
  5. Step 5: Solve for x
    x = 683,921,039,084,954.12/29,127,846.80
  6. Step 6: Final answer
    x = 23,479,972.41

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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.