Home / 10,306,370.80-15,459,556.20-9,833,978.80

Finding the Fourth Proportional to 10,306,370.80, 15,459,556.20 and 9,833,978.80

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Solution

The fourth proportional to 10,306,370.80, 15,459,556.20 and 9,833,978.80 is: 14,750,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,370.80 : 15,459,556.20 = 9,833,978.80 : x
  2. Step 2: Convert to fraction form
    10,306,370.80/15,459,556.20 = 9,833,978.80/x
  3. Step 3: Cross multiply
    10,306,370.80x = 15,459,556.20 × 9,833,978.80
  4. Step 4: Simplify right side
    10,306,370.80x = 152,028,947,928,208.56
  5. Step 5: Solve for x
    x = 152,028,947,928,208.56/10,306,370.80
  6. Step 6: Final answer
    x = 14,750,968.20

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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.