Home / 18,724,040.40-28,038,821.40-14,944,904.40

Finding the Fourth Proportional to 18,724,040.40, 28,038,821.40 and 14,944,904.40

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Solution

The fourth proportional to 18,724,040.40, 28,038,821.40 and 14,944,904.40 is: 22,379,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,724,040.40 : 28,038,821.40 = 14,944,904.40 : x
  2. Step 2: Convert to fraction form
    18,724,040.40/28,038,821.40 = 14,944,904.40/x
  3. Step 3: Cross multiply
    18,724,040.40x = 28,038,821.40 × 14,944,904.40
  4. Step 4: Simplify right side
    18,724,040.40x = 419,037,505,311,674.12
  5. Step 5: Solve for x
    x = 419,037,505,311,674.12/18,724,040.40
  6. Step 6: Final answer
    x = 22,379,651.85

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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.