Home / 61,172,980.54-84,425,901.61-34,354,718.54

Finding the Fourth Proportional to 61,172,980.54, 84,425,901.61 and 34,354,718.54

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Solution

The fourth proportional to 61,172,980.54, 84,425,901.61 and 34,354,718.54 is: 47,413,548.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,172,980.54 : 84,425,901.61 = 34,354,718.54 : x
  2. Step 2: Convert to fraction form
    61,172,980.54/84,425,901.61 = 34,354,718.54/x
  3. Step 3: Cross multiply
    61,172,980.54x = 84,425,901.61 × 34,354,718.54
  4. Step 4: Simplify right side
    61,172,980.54x = 2,900,428,086,789,266.50
  5. Step 5: Solve for x
    x = 2,900,428,086,789,266.50/61,172,980.54
  6. Step 6: Final answer
    x = 47,413,548.62

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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.