Home / 72,603,362.70-108,905,044.05-34,339,610.70

Finding the Fourth Proportional to 72,603,362.70, 108,905,044.05 and 34,339,610.70

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Solution

The fourth proportional to 72,603,362.70, 108,905,044.05 and 34,339,610.70 is: 51,509,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,603,362.70 : 108,905,044.05 = 34,339,610.70 : x
  2. Step 2: Convert to fraction form
    72,603,362.70/108,905,044.05 = 34,339,610.70/x
  3. Step 3: Cross multiply
    72,603,362.70x = 108,905,044.05 × 34,339,610.70
  4. Step 4: Simplify right side
    72,603,362.70x = 3,739,756,815,943,351.50
  5. Step 5: Solve for x
    x = 3,739,756,815,943,351.50/72,603,362.70
  6. Step 6: Final answer
    x = 51,509,416.05

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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.