Home / 38,885,875.80-58,315,306.14-21,640,394.04

Finding the Fourth Proportional to 38,885,875.80, 58,315,306.14 and 21,640,394.04

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Solution

The fourth proportional to 38,885,875.80, 58,315,306.14 and 21,640,394.04 is: 32,453,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,885,875.80 : 58,315,306.14 = 21,640,394.04 : x
  2. Step 2: Convert to fraction form
    38,885,875.80/58,315,306.14 = 21,640,394.04/x
  3. Step 3: Cross multiply
    38,885,875.80x = 58,315,306.14 × 21,640,394.04
  4. Step 4: Simplify right side
    38,885,875.80x = 1,261,966,203,432,831.25
  5. Step 5: Solve for x
    x = 1,261,966,203,432,831.25/38,885,875.80
  6. Step 6: Final answer
    x = 32,453,073.96

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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.