Home / 61,321,048.90-84,622,658.74-34,859,404.13

Finding the Fourth Proportional to 61,321,048.90, 84,622,658.74 and 34,859,404.13

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Solution

The fourth proportional to 61,321,048.90, 84,622,658.74 and 34,859,404.13 is: 48,105,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,321,048.90 : 84,622,658.74 = 34,859,404.13 : x
  2. Step 2: Convert to fraction form
    61,321,048.90/84,622,658.74 = 34,859,404.13/x
  3. Step 3: Cross multiply
    61,321,048.90x = 84,622,658.74 × 34,859,404.13
  4. Step 4: Simplify right side
    61,321,048.90x = 2,949,895,459,062,474.50
  5. Step 5: Solve for x
    x = 2,949,895,459,062,474.50/61,321,048.90
  6. Step 6: Final answer
    x = 48,105,756.70

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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.