Home / 10,614,765.92-14,636,800.86-7,171,027.52

Finding the Fourth Proportional to 10,614,765.92, 14,636,800.86 and 7,171,027.52

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Solution

The fourth proportional to 10,614,765.92, 14,636,800.86 and 7,171,027.52 is: 9,888,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614,765.92 : 14,636,800.86 = 7,171,027.52 : x
  2. Step 2: Convert to fraction form
    10,614,765.92/14,636,800.86 = 7,171,027.52/x
  3. Step 3: Cross multiply
    10,614,765.92x = 14,636,800.86 × 7,171,027.52
  4. Step 4: Simplify right side
    10,614,765.92x = 104,960,901,771,819.66
  5. Step 5: Solve for x
    x = 104,960,901,771,819.66/10,614,765.92
  6. Step 6: Final answer
    x = 9,888,197.49

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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.