Home / 75,024,919.59-112,521,632.99-21,159,634.47

Finding the Fourth Proportional to 75,024,919.59, 112,521,632.99 and 21,159,634.47

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Solution

The fourth proportional to 75,024,919.59, 112,521,632.99 and 21,159,634.47 is: 31,735,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,024,919.59 : 112,521,632.99 = 21,159,634.47 : x
  2. Step 2: Convert to fraction form
    75,024,919.59/112,521,632.99 = 21,159,634.47/x
  3. Step 3: Cross multiply
    75,024,919.59x = 112,521,632.99 × 21,159,634.47
  4. Step 4: Simplify right side
    75,024,919.59x = 2,380,916,623,930,095
  5. Step 5: Solve for x
    x = 2,380,916,623,930,095/75,024,919.59
  6. Step 6: Final answer
    x = 31,735,010.67

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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.