Home / 8,709,553.64-12,019,230.72-4,789,562.50

Finding the Fourth Proportional to 8,709,553.64, 12,019,230.72 and 4,789,562.50

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Solution

The fourth proportional to 8,709,553.64, 12,019,230.72 and 4,789,562.50 is: 6,609,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,553.64 : 12,019,230.72 = 4,789,562.50 : x
  2. Step 2: Convert to fraction form
    8,709,553.64/12,019,230.72 = 4,789,562.50/x
  3. Step 3: Cross multiply
    8,709,553.64x = 12,019,230.72 × 4,789,562.50
  4. Step 4: Simplify right side
    8,709,553.64x = 57,566,856,735,360
  5. Step 5: Solve for x
    x = 57,566,856,735,360/8,709,553.64
  6. Step 6: Final answer
    x = 6,609,621.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.