Home / 12,447,075.23-17,177,175.38-6,865,962.11

Finding the Fourth Proportional to 12,447,075.23, 17,177,175.38 and 6,865,962.11

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Solution

The fourth proportional to 12,447,075.23, 17,177,175.38 and 6,865,962.11 is: 9,475,144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,075.23 : 17,177,175.38 = 6,865,962.11 : x
  2. Step 2: Convert to fraction form
    12,447,075.23/17,177,175.38 = 6,865,962.11/x
  3. Step 3: Cross multiply
    12,447,075.23x = 17,177,175.38 × 6,865,962.11
  4. Step 4: Simplify right side
    12,447,075.23x = 117,937,835,398,562.92
  5. Step 5: Solve for x
    x = 117,937,835,398,562.92/12,447,075.23
  6. Step 6: Final answer
    x = 9,475,144.42

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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.