Home / 9,151,291.19-13,712,745.09-5,303,570.11

Finding the Fourth Proportional to 9,151,291.19, 13,712,745.09 and 5,303,570.11

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Solution

The fourth proportional to 9,151,291.19, 13,712,745.09 and 5,303,570.11 is: 7,947,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,291.19 : 13,712,745.09 = 5,303,570.11 : x
  2. Step 2: Convert to fraction form
    9,151,291.19/13,712,745.09 = 5,303,570.11/x
  3. Step 3: Cross multiply
    9,151,291.19x = 13,712,745.09 × 5,303,570.11
  4. Step 4: Simplify right side
    9,151,291.19x = 72,726,504,970,979.78
  5. Step 5: Solve for x
    x = 72,726,504,970,979.78/9,151,291.19
  6. Step 6: Final answer
    x = 7,947,130.46

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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.