Home / 18,042,947.40-27,064,421.10-17,511,506.40

Finding the Fourth Proportional to 18,042,947.40, 27,064,421.10 and 17,511,506.40

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Solution

The fourth proportional to 18,042,947.40, 27,064,421.10 and 17,511,506.40 is: 26,267,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042,947.40 : 27,064,421.10 = 17,511,506.40 : x
  2. Step 2: Convert to fraction form
    18,042,947.40/27,064,421.10 = 17,511,506.40/x
  3. Step 3: Cross multiply
    18,042,947.40x = 27,064,421.10 × 17,511,506.40
  4. Step 4: Simplify right side
    18,042,947.40x = 473,938,783,304,945
  5. Step 5: Solve for x
    x = 473,938,783,304,945/18,042,947.40
  6. Step 6: Final answer
    x = 26,267,259.60

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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.