Home / 18,735,998.70-28,103,998.05-14,484,470.70

Finding the Fourth Proportional to 18,735,998.70, 28,103,998.05 and 14,484,470.70

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Solution

The fourth proportional to 18,735,998.70, 28,103,998.05 and 14,484,470.70 is: 21,726,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,735,998.70 : 28,103,998.05 = 14,484,470.70 : x
  2. Step 2: Convert to fraction form
    18,735,998.70/28,103,998.05 = 14,484,470.70/x
  3. Step 3: Cross multiply
    18,735,998.70x = 28,103,998.05 × 14,484,470.70
  4. Step 4: Simplify right side
    18,735,998.70x = 407,071,536,308,082.12
  5. Step 5: Solve for x
    x = 407,071,536,308,082.12/18,735,998.70
  6. Step 6: Final answer
    x = 21,726,706.05

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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.