Home / 29,112,040.80-43,668,061.20-12,070,936.80

Finding the Fourth Proportional to 29,112,040.80, 43,668,061.20 and 12,070,936.80

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Solution

The fourth proportional to 29,112,040.80, 43,668,061.20 and 12,070,936.80 is: 18,106,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112,040.80 : 43,668,061.20 = 12,070,936.80 : x
  2. Step 2: Convert to fraction form
    29,112,040.80/43,668,061.20 = 12,070,936.80/x
  3. Step 3: Cross multiply
    29,112,040.80x = 43,668,061.20 × 12,070,936.80
  4. Step 4: Simplify right side
    29,112,040.80x = 527,114,406,923,732.25
  5. Step 5: Solve for x
    x = 527,114,406,923,732.25/29,112,040.80
  6. Step 6: Final answer
    x = 18,106,405.20

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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.