Home / 27,994,750.75-42,008,659.85-11,819,655.01

Finding the Fourth Proportional to 27,994,750.75, 42,008,659.85 and 11,819,655.01

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Solution

The fourth proportional to 27,994,750.75, 42,008,659.85 and 11,819,655.01 is: 17,736,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994,750.75 : 42,008,659.85 = 11,819,655.01 : x
  2. Step 2: Convert to fraction form
    27,994,750.75/42,008,659.85 = 11,819,655.01/x
  3. Step 3: Cross multiply
    27,994,750.75x = 42,008,659.85 × 11,819,655.01
  4. Step 4: Simplify right side
    27,994,750.75x = 496,527,866,800,340.06
  5. Step 5: Solve for x
    x = 496,527,866,800,340.06/27,994,750.75
  6. Step 6: Final answer
    x = 17,736,463.21

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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.