Home / 54,865,876.40-82,298,814.60-27,656,097.20

Finding the Fourth Proportional to 54,865,876.40, 82,298,814.60 and 27,656,097.20

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Solution

The fourth proportional to 54,865,876.40, 82,298,814.60 and 27,656,097.20 is: 41,484,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,865,876.40 : 82,298,814.60 = 27,656,097.20 : x
  2. Step 2: Convert to fraction form
    54,865,876.40/82,298,814.60 = 27,656,097.20/x
  3. Step 3: Cross multiply
    54,865,876.40x = 82,298,814.60 × 27,656,097.20
  4. Step 4: Simplify right side
    54,865,876.40x = 2,276,064,016,022,379
  5. Step 5: Solve for x
    x = 2,276,064,016,022,379/54,865,876.40
  6. Step 6: Final answer
    x = 41,484,145.80

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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.