Home / 47,822,234.06-65,978,167.29-28,989,854.16

Finding the Fourth Proportional to 47,822,234.06, 65,978,167.29 and 28,989,854.16

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Solution

The fourth proportional to 47,822,234.06, 65,978,167.29 and 28,989,854.16 is: 39,995,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,822,234.06 : 65,978,167.29 = 28,989,854.16 : x
  2. Step 2: Convert to fraction form
    47,822,234.06/65,978,167.29 = 28,989,854.16/x
  3. Step 3: Cross multiply
    47,822,234.06x = 65,978,167.29 × 28,989,854.16
  4. Step 4: Simplify right side
    47,822,234.06x = 1,912,697,447,481,182.50
  5. Step 5: Solve for x
    x = 1,912,697,447,481,182.50/47,822,234.06
  6. Step 6: Final answer
    x = 39,995,986.91

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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.