Home / 18,447,190.40-27,687,516.15-9,355,612.70

Finding the Fourth Proportional to 18,447,190.40, 27,687,516.15 and 9,355,612.70

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Solution

The fourth proportional to 18,447,190.40, 27,687,516.15 and 9,355,612.70 is: 14,041,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,190.40 : 27,687,516.15 = 9,355,612.70 : x
  2. Step 2: Convert to fraction form
    18,447,190.40/27,687,516.15 = 9,355,612.70/x
  3. Step 3: Cross multiply
    18,447,190.40x = 27,687,516.15 × 9,355,612.70
  4. Step 4: Simplify right side
    18,447,190.40x = 259,033,677,724,395.06
  5. Step 5: Solve for x
    x = 259,033,677,724,395.06/18,447,190.40
  6. Step 6: Final answer
    x = 14,041,904.06

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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.