Home / 70,951,011.21-106,426,341.86-17,098,323.21

Finding the Fourth Proportional to 70,951,011.21, 106,426,341.86 and 17,098,323.21

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Solution

The fourth proportional to 70,951,011.21, 106,426,341.86 and 17,098,323.21 is: 25,647,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,951,011.21 : 106,426,341.86 = 17,098,323.21 : x
  2. Step 2: Convert to fraction form
    70,951,011.21/106,426,341.86 = 17,098,323.21/x
  3. Step 3: Cross multiply
    70,951,011.21x = 106,426,341.86 × 17,098,323.21
  4. Step 4: Simplify right side
    70,951,011.21x = 1,819,711,991,094,741
  5. Step 5: Solve for x
    x = 1,819,711,991,094,741/70,951,011.21
  6. Step 6: Final answer
    x = 25,647,442.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.