Home / 61,831,360.40-92,747,040.60-40,307,999.90

Finding the Fourth Proportional to 61,831,360.40, 92,747,040.60 and 40,307,999.90

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Solution

The fourth proportional to 61,831,360.40, 92,747,040.60 and 40,307,999.90 is: 60,461,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,831,360.40 : 92,747,040.60 = 40,307,999.90 : x
  2. Step 2: Convert to fraction form
    61,831,360.40/92,747,040.60 = 40,307,999.90/x
  3. Step 3: Cross multiply
    61,831,360.40x = 92,747,040.60 × 40,307,999.90
  4. Step 4: Simplify right side
    61,831,360.40x = 3,738,447,703,230,095.50
  5. Step 5: Solve for x
    x = 3,738,447,703,230,095.50/61,831,360.40
  6. Step 6: Final answer
    x = 60,461,999.85

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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.