Home / 5,947,487.60-8,921,231.40-5,640,432.80

Finding the Fourth Proportional to 5,947,487.60, 8,921,231.40 and 5,640,432.80

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Solution

The fourth proportional to 5,947,487.60, 8,921,231.40 and 5,640,432.80 is: 8,460,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947,487.60 : 8,921,231.40 = 5,640,432.80 : x
  2. Step 2: Convert to fraction form
    5,947,487.60/8,921,231.40 = 5,640,432.80/x
  3. Step 3: Cross multiply
    5,947,487.60x = 8,921,231.40 × 5,640,432.80
  4. Step 4: Simplify right side
    5,947,487.60x = 50,319,606,204,949.92
  5. Step 5: Solve for x
    x = 50,319,606,204,949.92/5,947,487.60
  6. Step 6: Final answer
    x = 8,460,649.20

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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.