Home / 18,982,681.02-26,195,969.16-10,280,654.39

Finding the Fourth Proportional to 18,982,681.02, 26,195,969.16 and 10,280,654.39

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Solution

The fourth proportional to 18,982,681.02, 26,195,969.16 and 10,280,654.39 is: 14,187,232.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982,681.02 : 26,195,969.16 = 10,280,654.39 : x
  2. Step 2: Convert to fraction form
    18,982,681.02/26,195,969.16 = 10,280,654.39/x
  3. Step 3: Cross multiply
    18,982,681.02x = 26,195,969.16 × 10,280,654.39
  4. Step 4: Simplify right side
    18,982,681.02x = 269,311,705,214,078.75
  5. Step 5: Solve for x
    x = 269,311,705,214,078.75/18,982,681.02
  6. Step 6: Final answer
    x = 14,187,232.30

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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.