Home / 51,475,118.20-77,212,612.08-13,136,633.17

Finding the Fourth Proportional to 51,475,118.20, 77,212,612.08 and 13,136,633.17

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Solution

The fourth proportional to 51,475,118.20, 77,212,612.08 and 13,136,633.17 is: 19,704,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,118.20 : 77,212,612.08 = 13,136,633.17 : x
  2. Step 2: Convert to fraction form
    51,475,118.20/77,212,612.08 = 13,136,633.17/x
  3. Step 3: Cross multiply
    51,475,118.20x = 77,212,612.08 × 13,136,633.17
  4. Step 4: Simplify right side
    51,475,118.20x = 1,014,313,760,799,439.12
  5. Step 5: Solve for x
    x = 1,014,313,760,799,439.12/51,475,118.20
  6. Step 6: Final answer
    x = 19,704,933.11

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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.