Home / 12,528,554.21-18,793,220.11-5,961,824.27

Finding the Fourth Proportional to 12,528,554.21, 18,793,220.11 and 5,961,824.27

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Solution

The fourth proportional to 12,528,554.21, 18,793,220.11 and 5,961,824.27 is: 8,942,921.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,554.21 : 18,793,220.11 = 5,961,824.27 : x
  2. Step 2: Convert to fraction form
    12,528,554.21/18,793,220.11 = 5,961,824.27/x
  3. Step 3: Cross multiply
    12,528,554.21x = 18,793,220.11 × 5,961,824.27
  4. Step 4: Simplify right side
    12,528,554.21x = 112,041,875,639,474.84
  5. Step 5: Solve for x
    x = 112,041,875,639,474.84/12,528,554.21
  6. Step 6: Final answer
    x = 8,942,921.41

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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.