Home / 31,605,069.84-47,407,604.75-8,885,967.09

Finding the Fourth Proportional to 31,605,069.84, 47,407,604.75 and 8,885,967.09

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Solution

The fourth proportional to 31,605,069.84, 47,407,604.75 and 8,885,967.09 is: 13,328,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605,069.84 : 47,407,604.75 = 8,885,967.09 : x
  2. Step 2: Convert to fraction form
    31,605,069.84/47,407,604.75 = 8,885,967.09/x
  3. Step 3: Cross multiply
    31,605,069.84x = 47,407,604.75 × 8,885,967.09
  4. Step 4: Simplify right side
    31,605,069.84x = 421,262,415,624,227.69
  5. Step 5: Solve for x
    x = 421,262,415,624,227.69/31,605,069.84
  6. Step 6: Final answer
    x = 13,328,950.63

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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.