Home / 8,309,054.30-11,468,408.10-4,872,402.50

Finding the Fourth Proportional to 8,309,054.30, 11,468,408.10 and 4,872,402.50

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Solution

The fourth proportional to 8,309,054.30, 11,468,408.10 and 4,872,402.50 is: 6,725,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,054.30 : 11,468,408.10 = 4,872,402.50 : x
  2. Step 2: Convert to fraction form
    8,309,054.30/11,468,408.10 = 4,872,402.50/x
  3. Step 3: Cross multiply
    8,309,054.30x = 11,468,408.10 × 4,872,402.50
  4. Step 4: Simplify right side
    8,309,054.30x = 55,878,700,297,460.25
  5. Step 5: Solve for x
    x = 55,878,700,297,460.25/8,309,054.30
  6. Step 6: Final answer
    x = 6,725,037.32

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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.