Home / 53,277,141.78-73,522,456.02-28,830,855.78

Finding the Fourth Proportional to 53,277,141.78, 73,522,456.02 and 28,830,855.78

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Solution

The fourth proportional to 53,277,141.78, 73,522,456.02 and 28,830,855.78 is: 39,786,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277,141.78 : 73,522,456.02 = 28,830,855.78 : x
  2. Step 2: Convert to fraction form
    53,277,141.78/73,522,456.02 = 28,830,855.78/x
  3. Step 3: Cross multiply
    53,277,141.78x = 73,522,456.02 × 28,830,855.78
  4. Step 4: Simplify right side
    53,277,141.78x = 2,119,715,326,104,012.75
  5. Step 5: Solve for x
    x = 2,119,715,326,104,012.75/53,277,141.78
  6. Step 6: Final answer
    x = 39,786,581.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.