Home / 10,217,964.18-14,100,687.89-5,571,737.81

Finding the Fourth Proportional to 10,217,964.18, 14,100,687.89 and 5,571,737.81

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Solution

The fourth proportional to 10,217,964.18, 14,100,687.89 and 5,571,737.81 is: 7,688,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217,964.18 : 14,100,687.89 = 5,571,737.81 : x
  2. Step 2: Convert to fraction form
    10,217,964.18/14,100,687.89 = 5,571,737.81/x
  3. Step 3: Cross multiply
    10,217,964.18x = 14,100,687.89 × 5,571,737.81
  4. Step 4: Simplify right side
    10,217,964.18x = 78,565,335,871,115.16
  5. Step 5: Solve for x
    x = 78,565,335,871,115.16/10,217,964.18
  6. Step 6: Final answer
    x = 7,688,942.19

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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.