Home / 92,775,448.80-128,026,611.76-51,524,998.36

Finding the Fourth Proportional to 92,775,448.80, 128,026,611.76 and 51,524,998.36

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Solution

The fourth proportional to 92,775,448.80, 128,026,611.76 and 51,524,998.36 is: 71,102,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,775,448.80 : 128,026,611.76 = 51,524,998.36 : x
  2. Step 2: Convert to fraction form
    92,775,448.80/128,026,611.76 = 51,524,998.36/x
  3. Step 3: Cross multiply
    92,775,448.80x = 128,026,611.76 × 51,524,998.36
  4. Step 4: Simplify right side
    92,775,448.80x = 6,596,570,960,970,357
  5. Step 5: Solve for x
    x = 6,596,570,960,970,357/92,775,448.80
  6. Step 6: Final answer
    x = 71,102,549.72

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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.