Home / 15,422,488.70-21,282,672.22-8,546,823.14

Finding the Fourth Proportional to 15,422,488.70, 21,282,672.22 and 8,546,823.14

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Solution

The fourth proportional to 15,422,488.70, 21,282,672.22 and 8,546,823.14 is: 11,794,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422,488.70 : 21,282,672.22 = 8,546,823.14 : x
  2. Step 2: Convert to fraction form
    15,422,488.70/21,282,672.22 = 8,546,823.14/x
  3. Step 3: Cross multiply
    15,422,488.70x = 21,282,672.22 × 8,546,823.14
  4. Step 4: Simplify right side
    15,422,488.70x = 181,899,235,410,931.19
  5. Step 5: Solve for x
    x = 181,899,235,410,931.19/15,422,488.70
  6. Step 6: Final answer
    x = 11,794,415.22

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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.