Home / 18,242,359.16-25,174,454.60-9,982,422.04

Finding the Fourth Proportional to 18,242,359.16, 25,174,454.60 and 9,982,422.04

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Solution

The fourth proportional to 18,242,359.16, 25,174,454.60 and 9,982,422.04 is: 13,775,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,359.16 : 25,174,454.60 = 9,982,422.04 : x
  2. Step 2: Convert to fraction form
    18,242,359.16/25,174,454.60 = 9,982,422.04/x
  3. Step 3: Cross multiply
    18,242,359.16x = 25,174,454.60 × 9,982,422.04
  4. Step 4: Simplify right side
    18,242,359.16x = 251,302,030,446,538.38
  5. Step 5: Solve for x
    x = 251,302,030,446,538.38/18,242,359.16
  6. Step 6: Final answer
    x = 13,775,741.85

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1.5x scale

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.