Home / 71,237,990.40-106,856,985.60-41,004,902.40

Finding the Fourth Proportional to 71,237,990.40, 106,856,985.60 and 41,004,902.40

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Solution

The fourth proportional to 71,237,990.40, 106,856,985.60 and 41,004,902.40 is: 61,507,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,237,990.40 : 106,856,985.60 = 41,004,902.40 : x
  2. Step 2: Convert to fraction form
    71,237,990.40/106,856,985.60 = 41,004,902.40/x
  3. Step 3: Cross multiply
    71,237,990.40x = 106,856,985.60 × 41,004,902.40
  4. Step 4: Simplify right side
    71,237,990.40x = 4,381,660,265,286,205
  5. Step 5: Solve for x
    x = 4,381,660,265,286,205/71,237,990.40
  6. Step 6: Final answer
    x = 61,507,353.60

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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.