Home / 9,809,856.72-14,710,495.32-4,949,172.72

Finding the Fourth Proportional to 9,809,856.72, 14,710,495.32 and 4,949,172.72

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Solution

The fourth proportional to 9,809,856.72, 14,710,495.32 and 4,949,172.72 is: 7,421,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,856.72 : 14,710,495.32 = 4,949,172.72 : x
  2. Step 2: Convert to fraction form
    9,809,856.72/14,710,495.32 = 4,949,172.72/x
  3. Step 3: Cross multiply
    9,809,856.72x = 14,710,495.32 × 4,949,172.72
  4. Step 4: Simplify right side
    9,809,856.72x = 72,804,782,135,431.67
  5. Step 5: Solve for x
    x = 72,804,782,135,431.67/9,809,856.72
  6. Step 6: Final answer
    x = 7,421,594.85

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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.