Home / 39,302,870.76-54,238,176.78-22,792,784.16

Finding the Fourth Proportional to 39,302,870.76, 54,238,176.78 and 22,792,784.16

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Solution

The fourth proportional to 39,302,870.76, 54,238,176.78 and 22,792,784.16 is: 31,454,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302,870.76 : 54,238,176.78 = 22,792,784.16 : x
  2. Step 2: Convert to fraction form
    39,302,870.76/54,238,176.78 = 22,792,784.16/x
  3. Step 3: Cross multiply
    39,302,870.76x = 54,238,176.78 × 22,792,784.16
  4. Step 4: Simplify right side
    39,302,870.76x = 1,236,239,056,578,463.75
  5. Step 5: Solve for x
    x = 1,236,239,056,578,463.75/39,302,870.76
  6. Step 6: Final answer
    x = 31,454,166.90

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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.