Home / 70,007,824.60-105,011,045.70-22,138,768.60

Finding the Fourth Proportional to 70,007,824.60, 105,011,045.70 and 22,138,768.60

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Solution

The fourth proportional to 70,007,824.60, 105,011,045.70 and 22,138,768.60 is: 33,207,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,007,824.60 : 105,011,045.70 = 22,138,768.60 : x
  2. Step 2: Convert to fraction form
    70,007,824.60/105,011,045.70 = 22,138,768.60/x
  3. Step 3: Cross multiply
    70,007,824.60x = 105,011,045.70 × 22,138,768.60
  4. Step 4: Simplify right side
    70,007,824.60x = 2,324,815,241,196,325
  5. Step 5: Solve for x
    x = 2,324,815,241,196,325/70,007,824.60
  6. Step 6: Final answer
    x = 33,207,934.32

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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.