Home / 42,682,345.77-64,033,704-13,928,534.85

Finding the Fourth Proportional to 42,682,345.77, 64,033,704 and 13,928,534.85

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Solution

The fourth proportional to 42,682,345.77, 64,033,704 and 13,928,534.85 is: 20,896,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,682,345.77 : 64,033,704 = 13,928,534.85 : x
  2. Step 2: Convert to fraction form
    42,682,345.77/64,033,704 = 13,928,534.85/x
  3. Step 3: Cross multiply
    42,682,345.77x = 64,033,704 × 13,928,534.85
  4. Step 4: Simplify right side
    42,682,345.77x = 891,895,677,738,584.38
  5. Step 5: Solve for x
    x = 891,895,677,738,584.38/42,682,345.77
  6. Step 6: Final answer
    x = 20,896,126.06

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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.