Home / 67,579,496.70-93,261,541.78-38,215,222.38

Finding the Fourth Proportional to 67,579,496.70, 93,261,541.78 and 38,215,222.38

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Solution

The fourth proportional to 67,579,496.70, 93,261,541.78 and 38,215,222.38 is: 52,738,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,579,496.70 : 93,261,541.78 = 38,215,222.38 : x
  2. Step 2: Convert to fraction form
    67,579,496.70/93,261,541.78 = 38,215,222.38/x
  3. Step 3: Cross multiply
    67,579,496.70x = 93,261,541.78 × 38,215,222.38
  4. Step 4: Simplify right side
    67,579,496.70x = 3,564,010,558,624,361.50
  5. Step 5: Solve for x
    x = 3,564,010,558,624,361.50/67,579,496.70
  6. Step 6: Final answer
    x = 52,738,045.30

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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.