Home / 49,679,911.80-74,519,867.70-15,604,702.20

Finding the Fourth Proportional to 49,679,911.80, 74,519,867.70 and 15,604,702.20

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Solution

The fourth proportional to 49,679,911.80, 74,519,867.70 and 15,604,702.20 is: 23,407,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,679,911.80 : 74,519,867.70 = 15,604,702.20 : x
  2. Step 2: Convert to fraction form
    49,679,911.80/74,519,867.70 = 15,604,702.20/x
  3. Step 3: Cross multiply
    49,679,911.80x = 74,519,867.70 × 15,604,702.20
  4. Step 4: Simplify right side
    49,679,911.80x = 1,162,860,343,441,899
  5. Step 5: Solve for x
    x = 1,162,860,343,441,899/49,679,911.80
  6. Step 6: Final answer
    x = 23,407,053.30

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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.