Home / 86,432,994.90-129,630,916.44-27,350,057.30

Finding the Fourth Proportional to 86,432,994.90, 129,630,916.44 and 27,350,057.30

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Solution

The fourth proportional to 86,432,994.90, 129,630,916.44 and 27,350,057.30 is: 41,019,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,432,994.90 : 129,630,916.44 = 27,350,057.30 : x
  2. Step 2: Convert to fraction form
    86,432,994.90/129,630,916.44 = 27,350,057.30/x
  3. Step 3: Cross multiply
    86,432,994.90x = 129,630,916.44 × 27,350,057.30
  4. Step 4: Simplify right side
    86,432,994.90x = 3,545,412,991,837,357.50
  5. Step 5: Solve for x
    x = 3,545,412,991,837,357.50/86,432,994.90
  6. Step 6: Final answer
    x = 41,019,207.95

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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.