Home / 29,127,845.80-43,704,015.90-15,648,927.40

Finding the Fourth Proportional to 29,127,845.80, 43,704,015.90 and 15,648,927.40

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Solution

The fourth proportional to 29,127,845.80, 43,704,015.90 and 15,648,927.40 is: 23,479,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127,845.80 : 43,704,015.90 = 15,648,927.40 : x
  2. Step 2: Convert to fraction form
    29,127,845.80/43,704,015.90 = 15,648,927.40/x
  3. Step 3: Cross multiply
    29,127,845.80x = 43,704,015.90 × 15,648,927.40
  4. Step 4: Simplify right side
    29,127,845.80x = 683,920,971,907,545.62
  5. Step 5: Solve for x
    x = 683,920,971,907,545.62/29,127,845.80
  6. Step 6: Final answer
    x = 23,479,970.90

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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.