Home / 47,844,019.10-71,766,028.65-42,175,315.10

Finding the Fourth Proportional to 47,844,019.10, 71,766,028.65 and 42,175,315.10

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Solution

The fourth proportional to 47,844,019.10, 71,766,028.65 and 42,175,315.10 is: 63,262,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,844,019.10 : 71,766,028.65 = 42,175,315.10 : x
  2. Step 2: Convert to fraction form
    47,844,019.10/71,766,028.65 = 42,175,315.10/x
  3. Step 3: Cross multiply
    47,844,019.10x = 71,766,028.65 × 42,175,315.10
  4. Step 4: Simplify right side
    47,844,019.10x = 3,026,754,871,789,378
  5. Step 5: Solve for x
    x = 3,026,754,871,789,378/47,844,019.10
  6. Step 6: Final answer
    x = 63,262,972.65

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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.