Home / 72,603,374.20-108,905,061.30-34,339,622.20

Finding the Fourth Proportional to 72,603,374.20, 108,905,061.30 and 34,339,622.20

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Solution

The fourth proportional to 72,603,374.20, 108,905,061.30 and 34,339,622.20 is: 51,509,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,603,374.20 : 108,905,061.30 = 34,339,622.20 : x
  2. Step 2: Convert to fraction form
    72,603,374.20/108,905,061.30 = 34,339,622.20/x
  3. Step 3: Cross multiply
    72,603,374.20x = 108,905,061.30 × 34,339,622.20
  4. Step 4: Simplify right side
    72,603,374.20x = 3,739,758,660,709,841
  5. Step 5: Solve for x
    x = 3,739,758,660,709,841/72,603,374.20
  6. Step 6: Final answer
    x = 51,509,433.30

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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.