Home / 71,869,679.90-107,804,519.85-26,422,070.30

Finding the Fourth Proportional to 71,869,679.90, 107,804,519.85 and 26,422,070.30

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Solution

The fourth proportional to 71,869,679.90, 107,804,519.85 and 26,422,070.30 is: 39,633,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,869,679.90 : 107,804,519.85 = 26,422,070.30 : x
  2. Step 2: Convert to fraction form
    71,869,679.90/107,804,519.85 = 26,422,070.30/x
  3. Step 3: Cross multiply
    71,869,679.90x = 107,804,519.85 × 26,422,070.30
  4. Step 4: Simplify right side
    71,869,679.90x = 2,848,418,602,134,445.50
  5. Step 5: Solve for x
    x = 2,848,418,602,134,445.50/71,869,679.90
  6. Step 6: Final answer
    x = 39,633,105.45

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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.