Home / 61,831,010.66-92,749,498.43-20,330,967.87

Finding the Fourth Proportional to 61,831,010.66, 92,749,498.43 and 20,330,967.87

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Solution

The fourth proportional to 61,831,010.66, 92,749,498.43 and 20,330,967.87 is: 30,497,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,831,010.66 : 92,749,498.43 = 20,330,967.87 : x
  2. Step 2: Convert to fraction form
    61,831,010.66/92,749,498.43 = 20,330,967.87/x
  3. Step 3: Cross multiply
    61,831,010.66x = 92,749,498.43 × 20,330,967.87
  4. Step 4: Simplify right side
    61,831,010.66x = 1,885,687,072,437,290.75
  5. Step 5: Solve for x
    x = 1,885,687,072,437,290.75/61,831,010.66
  6. Step 6: Final answer
    x = 30,497,432.48

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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.