Home / 10,994,074.74-15,172,228.56-6,642,320.28

Finding the Fourth Proportional to 10,994,074.74, 15,172,228.56 and 6,642,320.28

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Solution

The fourth proportional to 10,994,074.74, 15,172,228.56 and 6,642,320.28 is: 9,166,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994,074.74 : 15,172,228.56 = 6,642,320.28 : x
  2. Step 2: Convert to fraction form
    10,994,074.74/15,172,228.56 = 6,642,320.28/x
  3. Step 3: Cross multiply
    10,994,074.74x = 15,172,228.56 × 6,642,320.28
  4. Step 4: Simplify right side
    10,994,074.74x = 100,778,801,456,883.20
  5. Step 5: Solve for x
    x = 100,778,801,456,883.20/10,994,074.74
  6. Step 6: Final answer
    x = 9,166,646.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.