Home / 52,576,839.35-78,794,763.51-40,919,287.45

Finding the Fourth Proportional to 52,576,839.35, 78,794,763.51 and 40,919,287.45

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Solution

The fourth proportional to 52,576,839.35, 78,794,763.51 and 40,919,287.45 is: 61,324,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,576,839.35 : 78,794,763.51 = 40,919,287.45 : x
  2. Step 2: Convert to fraction form
    52,576,839.35/78,794,763.51 = 40,919,287.45/x
  3. Step 3: Cross multiply
    52,576,839.35x = 78,794,763.51 × 40,919,287.45
  4. Step 4: Simplify right side
    52,576,839.35x = 3,224,225,577,620,461.50
  5. Step 5: Solve for x
    x = 3,224,225,577,620,461.50/52,576,839.35
  6. Step 6: Final answer
    x = 61,324,066.21

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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.