Home / 10,387,994.28-15,582,774.15-3,100,878.15

Finding the Fourth Proportional to 10,387,994.28, 15,582,774.15 and 3,100,878.15

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Solution

The fourth proportional to 10,387,994.28, 15,582,774.15 and 3,100,878.15 is: 4,651,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,994.28 : 15,582,774.15 = 3,100,878.15 : x
  2. Step 2: Convert to fraction form
    10,387,994.28/15,582,774.15 = 3,100,878.15/x
  3. Step 3: Cross multiply
    10,387,994.28x = 15,582,774.15 × 3,100,878.15
  4. Step 4: Simplify right side
    10,387,994.28x = 48,320,283,878,119.82
  5. Step 5: Solve for x
    x = 48,320,283,878,119.82/10,387,994.28
  6. Step 6: Final answer
    x = 4,651,550.87

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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.