Home / 9,986,749.76-13,791,232.89-9,442,679.24

Finding the Fourth Proportional to 9,986,749.76, 13,791,232.89 and 9,442,679.24

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Solution

The fourth proportional to 9,986,749.76, 13,791,232.89 and 9,442,679.24 is: 13,039,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,749.76 : 13,791,232.89 = 9,442,679.24 : x
  2. Step 2: Convert to fraction form
    9,986,749.76/13,791,232.89 = 9,442,679.24/x
  3. Step 3: Cross multiply
    9,986,749.76x = 13,791,232.89 × 9,442,679.24
  4. Step 4: Simplify right side
    9,986,749.76x = 130,226,188,504,408.22
  5. Step 5: Solve for x
    x = 130,226,188,504,408.22/9,986,749.76
  6. Step 6: Final answer
    x = 13,039,897.03

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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.