Home / 15,269,697.48-22,903,947.90-5,172,318.12

Finding the Fourth Proportional to 15,269,697.48, 22,903,947.90 and 5,172,318.12

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Solution

The fourth proportional to 15,269,697.48, 22,903,947.90 and 5,172,318.12 is: 7,758,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,269,697.48 : 22,903,947.90 = 5,172,318.12 : x
  2. Step 2: Convert to fraction form
    15,269,697.48/22,903,947.90 = 5,172,318.12/x
  3. Step 3: Cross multiply
    15,269,697.48x = 22,903,947.90 × 5,172,318.12
  4. Step 4: Simplify right side
    15,269,697.48x = 118,466,504,742,705.94
  5. Step 5: Solve for x
    x = 118,466,504,742,705.94/15,269,697.48
  6. Step 6: Final answer
    x = 7,758,274.51

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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.