Home / 28,881,109.20-43,321,329.83-7,021,612.27

Finding the Fourth Proportional to 28,881,109.20, 43,321,329.83 and 7,021,612.27

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Solution

The fourth proportional to 28,881,109.20, 43,321,329.83 and 7,021,612.27 is: 10,532,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881,109.20 : 43,321,329.83 = 7,021,612.27 : x
  2. Step 2: Convert to fraction form
    28,881,109.20/43,321,329.83 = 7,021,612.27/x
  3. Step 3: Cross multiply
    28,881,109.20x = 43,321,329.83 × 7,021,612.27
  4. Step 4: Simplify right side
    28,881,109.20x = 304,185,581,158,750.75
  5. Step 5: Solve for x
    x = 304,185,581,158,750.75/28,881,109.20
  6. Step 6: Final answer
    x = 10,532,337.21

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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.