Home / 8,481,948.37-11,709,154.25-5,221,557.84

Finding the Fourth Proportional to 8,481,948.37, 11,709,154.25 and 5,221,557.84

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Solution

The fourth proportional to 8,481,948.37, 11,709,154.25 and 5,221,557.84 is: 7,208,252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,948.37 : 11,709,154.25 = 5,221,557.84 : x
  2. Step 2: Convert to fraction form
    8,481,948.37/11,709,154.25 = 5,221,557.84/x
  3. Step 3: Cross multiply
    8,481,948.37x = 11,709,154.25 × 5,221,557.84
  4. Step 4: Simplify right side
    8,481,948.37x = 61,140,026,173,856.82
  5. Step 5: Solve for x
    x = 61,140,026,173,856.82/8,481,948.37
  6. Step 6: Final answer
    x = 7,208,252.57

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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.