Home / 10,642,833.60-15,962,695.20-3,069,009.60

Finding the Fourth Proportional to 10,642,833.60, 15,962,695.20 and 3,069,009.60

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Solution

The fourth proportional to 10,642,833.60, 15,962,695.20 and 3,069,009.60 is: 4,603,065.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642,833.60 : 15,962,695.20 = 3,069,009.60 : x
  2. Step 2: Convert to fraction form
    10,642,833.60/15,962,695.20 = 3,069,009.60/x
  3. Step 3: Cross multiply
    10,642,833.60x = 15,962,695.20 × 3,069,009.60
  4. Step 4: Simplify right side
    10,642,833.60x = 48,989,664,810,673.92
  5. Step 5: Solve for x
    x = 48,989,664,810,673.92/10,642,833.60
  6. Step 6: Final answer
    x = 4,603,065.94

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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.