Home / 75,024,887.44-112,521,584.54-21,159,602.32

Finding the Fourth Proportional to 75,024,887.44, 112,521,584.54 and 21,159,602.32

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Solution

The fourth proportional to 75,024,887.44, 112,521,584.54 and 21,159,602.32 is: 31,734,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,024,887.44 : 112,521,584.54 = 21,159,602.32 : x
  2. Step 2: Convert to fraction form
    75,024,887.44/112,521,584.54 = 21,159,602.32/x
  3. Step 3: Cross multiply
    75,024,887.44x = 112,521,584.54 × 21,159,602.32
  4. Step 4: Simplify right side
    75,024,887.44x = 2,380,911,981,176,862
  5. Step 5: Solve for x
    x = 2,380,911,981,176,862/75,024,887.44
  6. Step 6: Final answer
    x = 31,734,962.39

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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.