Home / 9,175,075.80-13,762,176.30-3,109,212.60

Finding the Fourth Proportional to 9,175,075.80, 13,762,176.30 and 3,109,212.60

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Solution

The fourth proportional to 9,175,075.80, 13,762,176.30 and 3,109,212.60 is: 4,663,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,075.80 : 13,762,176.30 = 3,109,212.60 : x
  2. Step 2: Convert to fraction form
    9,175,075.80/13,762,176.30 = 3,109,212.60/x
  3. Step 3: Cross multiply
    9,175,075.80x = 13,762,176.30 × 3,109,212.60
  4. Step 4: Simplify right side
    9,175,075.80x = 42,789,531,955,381.38
  5. Step 5: Solve for x
    x = 42,789,531,955,381.38/9,175,075.80
  6. Step 6: Final answer
    x = 4,663,670.68

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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.