Home / 66,705,251.24-100,075,127.88-39,062,513.72

Finding the Fourth Proportional to 66,705,251.24, 100,075,127.88 and 39,062,513.72

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Solution

The fourth proportional to 66,705,251.24, 100,075,127.88 and 39,062,513.72 is: 58,603,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,705,251.24 : 100,075,127.88 = 39,062,513.72 : x
  2. Step 2: Convert to fraction form
    66,705,251.24/100,075,127.88 = 39,062,513.72/x
  3. Step 3: Cross multiply
    66,705,251.24x = 100,075,127.88 × 39,062,513.72
  4. Step 4: Simplify right side
    66,705,251.24x = 3,909,186,055,843,254
  5. Step 5: Solve for x
    x = 3,909,186,055,843,254/66,705,251.24
  6. Step 6: Final answer
    x = 58,603,872.76

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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.