Home / 7,338,799.20-11,001,200.40-5,718,669.60

Finding the Fourth Proportional to 7,338,799.20, 11,001,200.40 and 5,718,669.60

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Solution

The fourth proportional to 7,338,799.20, 11,001,200.40 and 5,718,669.60 is: 8,572,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,799.20 : 11,001,200.40 = 5,718,669.60 : x
  2. Step 2: Convert to fraction form
    7,338,799.20/11,001,200.40 = 5,718,669.60/x
  3. Step 3: Cross multiply
    7,338,799.20x = 11,001,200.40 × 5,718,669.60
  4. Step 4: Simplify right side
    7,338,799.20x = 62,912,230,290,987.84
  5. Step 5: Solve for x
    x = 62,912,230,290,987.84/7,338,799.20
  6. Step 6: Final answer
    x = 8,572,550.98

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1.5x scale

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.