Home / 39,302,869.76-54,238,175.40-22,792,783.16

Finding the Fourth Proportional to 39,302,869.76, 54,238,175.40 and 22,792,783.16

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Solution

The fourth proportional to 39,302,869.76, 54,238,175.40 and 22,792,783.16 is: 31,454,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302,869.76 : 54,238,175.40 = 22,792,783.16 : x
  2. Step 2: Convert to fraction form
    39,302,869.76/54,238,175.40 = 22,792,783.16/x
  3. Step 3: Cross multiply
    39,302,869.76x = 54,238,175.40 × 22,792,783.16
  4. Step 4: Simplify right side
    39,302,869.76x = 1,236,238,970,886,246.25
  5. Step 5: Solve for x
    x = 1,236,238,970,886,246.25/39,302,869.76
  6. Step 6: Final answer
    x = 31,454,165.52

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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.