Home / 18,683,885.20-28,025,827.80-10,593,734.80

Finding the Fourth Proportional to 18,683,885.20, 28,025,827.80 and 10,593,734.80

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Solution

The fourth proportional to 18,683,885.20, 28,025,827.80 and 10,593,734.80 is: 15,890,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,885.20 : 28,025,827.80 = 10,593,734.80 : x
  2. Step 2: Convert to fraction form
    18,683,885.20/28,025,827.80 = 10,593,734.80/x
  3. Step 3: Cross multiply
    18,683,885.20x = 28,025,827.80 × 10,593,734.80
  4. Step 4: Simplify right side
    18,683,885.20x = 296,898,187,263,667.50
  5. Step 5: Solve for x
    x = 296,898,187,263,667.50/18,683,885.20
  6. Step 6: Final answer
    x = 15,890,602.20

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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.