Home / 9,645,918.15-13,311,314.49-5,295,078.48

Finding the Fourth Proportional to 9,645,918.15, 13,311,314.49 and 5,295,078.48

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Solution

The fourth proportional to 9,645,918.15, 13,311,314.49 and 5,295,078.48 is: 7,307,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645,918.15 : 13,311,314.49 = 5,295,078.48 : x
  2. Step 2: Convert to fraction form
    9,645,918.15/13,311,314.49 = 5,295,078.48/x
  3. Step 3: Cross multiply
    9,645,918.15x = 13,311,314.49 × 5,295,078.48
  4. Step 4: Simplify right side
    9,645,918.15x = 70,484,454,896,511.19
  5. Step 5: Solve for x
    x = 70,484,454,896,511.19/9,645,918.15
  6. Step 6: Final answer
    x = 7,307,179.45

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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.