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Finding the Fourth Proportional to 56,894,690.68, 85,307,477.34 and 22,309,659.10

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Solution

The fourth proportional to 56,894,690.68, 85,307,477.34 and 22,309,659.10 is: 33,450,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,894,690.68 : 85,307,477.34 = 22,309,659.10 : x
  2. Step 2: Convert to fraction form
    56,894,690.68/85,307,477.34 = 22,309,659.10/x
  3. Step 3: Cross multiply
    56,894,690.68x = 85,307,477.34 × 22,309,659.10
  4. Step 4: Simplify right side
    56,894,690.68x = 1,903,180,738,136,375
  5. Step 5: Solve for x
    x = 1,903,180,738,136,375/56,894,690.68
  6. Step 6: Final answer
    x = 33,450,937.43

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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.