Home / 18,816,110.10-28,224,165.15-18,683,399.70

Finding the Fourth Proportional to 18,816,110.10, 28,224,165.15 and 18,683,399.70

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Solution

The fourth proportional to 18,816,110.10, 28,224,165.15 and 18,683,399.70 is: 28,025,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,816,110.10 : 28,224,165.15 = 18,683,399.70 : x
  2. Step 2: Convert to fraction form
    18,816,110.10/28,224,165.15 = 18,683,399.70/x
  3. Step 3: Cross multiply
    18,816,110.10x = 28,224,165.15 × 18,683,399.70
  4. Step 4: Simplify right side
    18,816,110.10x = 527,323,358,696,260.38
  5. Step 5: Solve for x
    x = 527,323,358,696,260.38/18,816,110.10
  6. Step 6: Final answer
    x = 28,025,099.55

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1.5x scale

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.