Home / 39,158,780.79-54,035,953.93-22,639,969.89

Finding the Fourth Proportional to 39,158,780.79, 54,035,953.93 and 22,639,969.89

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Solution

The fourth proportional to 39,158,780.79, 54,035,953.93 and 22,639,969.89 is: 31,241,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,158,780.79 : 54,035,953.93 = 22,639,969.89 : x
  2. Step 2: Convert to fraction form
    39,158,780.79/54,035,953.93 = 22,639,969.89/x
  3. Step 3: Cross multiply
    39,158,780.79x = 54,035,953.93 × 22,639,969.89
  4. Step 4: Simplify right side
    39,158,780.79x = 1,223,372,369,952,627.25
  5. Step 5: Solve for x
    x = 1,223,372,369,952,627.25/39,158,780.79
  6. Step 6: Final answer
    x = 31,241,329.41

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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.