Home / 72,741,304.02-109,126,329.88-26,683,600.80

Finding the Fourth Proportional to 72,741,304.02, 109,126,329.88 and 26,683,600.80

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Solution

The fourth proportional to 72,741,304.02, 109,126,329.88 and 26,683,600.80 is: 40,030,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,741,304.02 : 109,126,329.88 = 26,683,600.80 : x
  2. Step 2: Convert to fraction form
    72,741,304.02/109,126,329.88 = 26,683,600.80/x
  3. Step 3: Cross multiply
    72,741,304.02x = 109,126,329.88 × 26,683,600.80
  4. Step 4: Simplify right side
    72,741,304.02x = 2,911,883,423,287,032
  5. Step 5: Solve for x
    x = 2,911,883,423,287,032/72,741,304.02
  6. Step 6: Final answer
    x = 40,030,673.94

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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.