Home / 10,725,949.60-14,801,978.86-5,831,190.39

Finding the Fourth Proportional to 10,725,949.60, 14,801,978.86 and 5,831,190.39

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Solution

The fourth proportional to 10,725,949.60, 14,801,978.86 and 5,831,190.39 is: 8,047,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725,949.60 : 14,801,978.86 = 5,831,190.39 : x
  2. Step 2: Convert to fraction form
    10,725,949.60/14,801,978.86 = 5,831,190.39/x
  3. Step 3: Cross multiply
    10,725,949.60x = 14,801,978.86 × 5,831,190.39
  4. Step 4: Simplify right side
    10,725,949.60x = 86,313,156,881,415.14
  5. Step 5: Solve for x
    x = 86,313,156,881,415.14/10,725,949.60
  6. Step 6: Final answer
    x = 8,047,134.30

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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.