Home / 7,924,379.18-11,881,711.06-3,372,836.12

Finding the Fourth Proportional to 7,924,379.18, 11,881,711.06 and 3,372,836.12

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Solution

The fourth proportional to 7,924,379.18, 11,881,711.06 and 3,372,836.12 is: 5,057,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924,379.18 : 11,881,711.06 = 3,372,836.12 : x
  2. Step 2: Convert to fraction form
    7,924,379.18/11,881,711.06 = 3,372,836.12/x
  3. Step 3: Cross multiply
    7,924,379.18x = 11,881,711.06 × 3,372,836.12
  4. Step 4: Simplify right side
    7,924,379.18x = 40,075,064,207,287.26
  5. Step 5: Solve for x
    x = 40,075,064,207,287.26/7,924,379.18
  6. Step 6: Final answer
    x = 5,057,186.60

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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.