Home / 22,310,101-30,787,939.86-12,652,309

Finding the Fourth Proportional to 22,310,101, 30,787,939.86 and 12,652,309

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Solution

The fourth proportional to 22,310,101, 30,787,939.86 and 12,652,309 is: 17,460,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,101 : 30,787,939.86 = 12,652,309 : x
  2. Step 2: Convert to fraction form
    22,310,101/30,787,939.86 = 12,652,309/x
  3. Step 3: Cross multiply
    22,310,101x = 30,787,939.86 × 12,652,309
  4. Step 4: Simplify right side
    22,310,101x = 389,538,528,582,136.75
  5. Step 5: Solve for x
    x = 389,538,528,582,136.75/22,310,101
  6. Step 6: Final answer
    x = 17,460,186.69

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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.