Home / 8,411,440.84-11,607,511.44-5,315,618.52

Finding the Fourth Proportional to 8,411,440.84, 11,607,511.44 and 5,315,618.52

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Solution

The fourth proportional to 8,411,440.84, 11,607,511.44 and 5,315,618.52 is: 7,335,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,440.84 : 11,607,511.44 = 5,315,618.52 : x
  2. Step 2: Convert to fraction form
    8,411,440.84/11,607,511.44 = 5,315,618.52/x
  3. Step 3: Cross multiply
    8,411,440.84x = 11,607,511.44 × 5,315,618.52
  4. Step 4: Simplify right side
    8,411,440.84x = 61,701,102,781,575.86
  5. Step 5: Solve for x
    x = 61,701,102,781,575.86/8,411,440.84
  6. Step 6: Final answer
    x = 7,335,378.56

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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.