Home / 45,986,056.44-68,979,334.02-13,638,239.52

Finding the Fourth Proportional to 45,986,056.44, 68,979,334.02 and 13,638,239.52

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Solution

The fourth proportional to 45,986,056.44, 68,979,334.02 and 13,638,239.52 is: 20,457,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,986,056.44 : 68,979,334.02 = 13,638,239.52 : x
  2. Step 2: Convert to fraction form
    45,986,056.44/68,979,334.02 = 13,638,239.52/x
  3. Step 3: Cross multiply
    45,986,056.44x = 68,979,334.02 × 13,638,239.52
  4. Step 4: Simplify right side
    45,986,056.44x = 940,756,679,294,844.38
  5. Step 5: Solve for x
    x = 940,756,679,294,844.38/45,986,056.44
  6. Step 6: Final answer
    x = 20,457,433.23

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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.