Home / 4,991,037.80-7,486,556.70-4,916,388.20

Finding the Fourth Proportional to 4,991,037.80, 7,486,556.70 and 4,916,388.20

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Solution

The fourth proportional to 4,991,037.80, 7,486,556.70 and 4,916,388.20 is: 7,374,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,037.80 : 7,486,556.70 = 4,916,388.20 : x
  2. Step 2: Convert to fraction form
    4,991,037.80/7,486,556.70 = 4,916,388.20/x
  3. Step 3: Cross multiply
    4,991,037.80x = 7,486,556.70 × 4,916,388.20
  4. Step 4: Simplify right side
    4,991,037.80x = 36,806,819,018,510.95
  5. Step 5: Solve for x
    x = 36,806,819,018,510.95/4,991,037.80
  6. Step 6: Final answer
    x = 7,374,582.30

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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.