Home / 10,180,578.40-15,270,073.80-5,918,027.92

Finding the Fourth Proportional to 10,180,578.40, 15,270,073.80 and 5,918,027.92

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Solution

The fourth proportional to 10,180,578.40, 15,270,073.80 and 5,918,027.92 is: 8,876,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180,578.40 : 15,270,073.80 = 5,918,027.92 : x
  2. Step 2: Convert to fraction form
    10,180,578.40/15,270,073.80 = 5,918,027.92/x
  3. Step 3: Cross multiply
    10,180,578.40x = 15,270,073.80 × 5,918,027.92
  4. Step 4: Simplify right side
    10,180,578.40x = 90,368,723,088,860.50
  5. Step 5: Solve for x
    x = 90,368,723,088,860.50/10,180,578.40
  6. Step 6: Final answer
    x = 8,876,580.44

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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.