Home / 18,308,052.57-25,266,293.52-10,159,290.57

Finding the Fourth Proportional to 18,308,052.57, 25,266,293.52 and 10,159,290.57

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Solution

The fourth proportional to 18,308,052.57, 25,266,293.52 and 10,159,290.57 is: 14,020,476.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308,052.57 : 25,266,293.52 = 10,159,290.57 : x
  2. Step 2: Convert to fraction form
    18,308,052.57/25,266,293.52 = 10,159,290.57/x
  3. Step 3: Cross multiply
    18,308,052.57x = 25,266,293.52 × 10,159,290.57
  4. Step 4: Simplify right side
    18,308,052.57x = 256,687,617,370,256.62
  5. Step 5: Solve for x
    x = 256,687,617,370,256.62/18,308,052.57
  6. Step 6: Final answer
    x = 14,020,476.32

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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.