Home / 18,499,461.53-27,753,021.77-5,545,088.93

Finding the Fourth Proportional to 18,499,461.53, 27,753,021.77 and 5,545,088.93

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Solution

The fourth proportional to 18,499,461.53, 27,753,021.77 and 5,545,088.93 is: 8,318,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499,461.53 : 27,753,021.77 = 5,545,088.93 : x
  2. Step 2: Convert to fraction form
    18,499,461.53/27,753,021.77 = 5,545,088.93/x
  3. Step 3: Cross multiply
    18,499,461.53x = 27,753,021.77 × 5,545,088.93
  4. Step 4: Simplify right side
    18,499,461.53x = 153,892,973,832,533.12
  5. Step 5: Solve for x
    x = 153,892,973,832,533.12/18,499,461.53
  6. Step 6: Final answer
    x = 8,318,781.26

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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.