Home / 6,766,072.08-10,148,027.28-1,972,640.16

Finding the Fourth Proportional to 6,766,072.08, 10,148,027.28 and 1,972,640.16

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Solution

The fourth proportional to 6,766,072.08, 10,148,027.28 and 1,972,640.16 is: 2,958,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766,072.08 : 10,148,027.28 = 1,972,640.16 : x
  2. Step 2: Convert to fraction form
    6,766,072.08/10,148,027.28 = 1,972,640.16/x
  3. Step 3: Cross multiply
    6,766,072.08x = 10,148,027.28 × 1,972,640.16
  4. Step 4: Simplify right side
    6,766,072.08x = 20,018,406,157,303.56
  5. Step 5: Solve for x
    x = 20,018,406,157,303.56/6,766,072.08
  6. Step 6: Final answer
    x = 2,958,645.12

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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.