Home / 39,278,362.76-54,210,736.59-22,768,814.57

Finding the Fourth Proportional to 39,278,362.76, 54,210,736.59 and 22,768,814.57

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Solution

The fourth proportional to 39,278,362.76, 54,210,736.59 and 22,768,814.57 is: 31,424,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278,362.76 : 54,210,736.59 = 22,768,814.57 : x
  2. Step 2: Convert to fraction form
    39,278,362.76/54,210,736.59 = 22,768,814.57/x
  3. Step 3: Cross multiply
    39,278,362.76x = 54,210,736.59 × 22,768,814.57
  4. Step 4: Simplify right side
    39,278,362.76x = 1,234,314,208,849,770.50
  5. Step 5: Solve for x
    x = 1,234,314,208,849,770.50/39,278,362.76
  6. Step 6: Final answer
    x = 31,424,787.65

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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.