Home / 18,056,880.07-27,069,376.53-13,815,980.89

Finding the Fourth Proportional to 18,056,880.07, 27,069,376.53 and 13,815,980.89

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Solution

The fourth proportional to 18,056,880.07, 27,069,376.53 and 13,815,980.89 is: 20,711,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056,880.07 : 27,069,376.53 = 13,815,980.89 : x
  2. Step 2: Convert to fraction form
    18,056,880.07/27,069,376.53 = 13,815,980.89/x
  3. Step 3: Cross multiply
    18,056,880.07x = 27,069,376.53 × 13,815,980.89
  4. Step 4: Simplify right side
    18,056,880.07x = 373,989,988,902,977.19
  5. Step 5: Solve for x
    x = 373,989,988,902,977.19/18,056,880.07
  6. Step 6: Final answer
    x = 20,711,772.32

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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.