Home / 55,947,149.82-83,934,162.99-21,402,986.67

Finding the Fourth Proportional to 55,947,149.82, 83,934,162.99 and 21,402,986.67

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Solution

The fourth proportional to 55,947,149.82, 83,934,162.99 and 21,402,986.67 is: 32,109,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,947,149.82 : 83,934,162.99 = 21,402,986.67 : x
  2. Step 2: Convert to fraction form
    55,947,149.82/83,934,162.99 = 21,402,986.67/x
  3. Step 3: Cross multiply
    55,947,149.82x = 83,934,162.99 × 21,402,986.67
  4. Step 4: Simplify right side
    55,947,149.82x = 1,796,441,771,632,577.50
  5. Step 5: Solve for x
    x = 1,796,441,771,632,577.50/55,947,149.82
  6. Step 6: Final answer
    x = 32,109,620.91

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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.