Home / 36,515,420.59-50,391,280.88-21,046,501.69

Finding the Fourth Proportional to 36,515,420.59, 50,391,280.88 and 21,046,501.69

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Solution

The fourth proportional to 36,515,420.59, 50,391,280.88 and 21,046,501.69 is: 29,044,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515,420.59 : 50,391,280.88 = 21,046,501.69 : x
  2. Step 2: Convert to fraction form
    36,515,420.59/50,391,280.88 = 21,046,501.69/x
  3. Step 3: Cross multiply
    36,515,420.59x = 50,391,280.88 × 21,046,501.69
  4. Step 4: Simplify right side
    36,515,420.59x = 1,060,560,178,202,184.75
  5. Step 5: Solve for x
    x = 1,060,560,178,202,184.75/36,515,420.59
  6. Step 6: Final answer
    x = 29,044,172.60

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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.