Home / 13,363,099.72-18,441,077.61-7,251,528.22

Finding the Fourth Proportional to 13,363,099.72, 18,441,077.61 and 7,251,528.22

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Solution

The fourth proportional to 13,363,099.72, 18,441,077.61 and 7,251,528.22 is: 10,007,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,099.72 : 18,441,077.61 = 7,251,528.22 : x
  2. Step 2: Convert to fraction form
    13,363,099.72/18,441,077.61 = 7,251,528.22/x
  3. Step 3: Cross multiply
    13,363,099.72x = 18,441,077.61 × 7,251,528.22
  4. Step 4: Simplify right side
    13,363,099.72x = 133,725,994,696,125.14
  5. Step 5: Solve for x
    x = 133,725,994,696,125.14/13,363,099.72
  6. Step 6: Final answer
    x = 10,007,108.94

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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.