Home / 7,238,768.65-10,858,144.23-1,847,419.70

Finding the Fourth Proportional to 7,238,768.65, 10,858,144.23 and 1,847,419.70

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Solution

The fourth proportional to 7,238,768.65, 10,858,144.23 and 1,847,419.70 is: 2,771,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,768.65 : 10,858,144.23 = 1,847,419.70 : x
  2. Step 2: Convert to fraction form
    7,238,768.65/10,858,144.23 = 1,847,419.70/x
  3. Step 3: Cross multiply
    7,238,768.65x = 10,858,144.23 × 1,847,419.70
  4. Step 4: Simplify right side
    7,238,768.65x = 20,059,549,501,652.61
  5. Step 5: Solve for x
    x = 20,059,549,501,652.61/7,238,768.65
  6. Step 6: Final answer
    x = 2,771,127.31

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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.