Home / 8,709,584-12,019,272.60-4,789,592.78

Finding the Fourth Proportional to 8,709,584, 12,019,272.60 and 4,789,592.78

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Solution

The fourth proportional to 8,709,584, 12,019,272.60 and 4,789,592.78 is: 6,609,663.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,584 : 12,019,272.60 = 4,789,592.78 : x
  2. Step 2: Convert to fraction form
    8,709,584/12,019,272.60 = 4,789,592.78/x
  3. Step 3: Cross multiply
    8,709,584x = 12,019,272.60 × 4,789,592.78
  4. Step 4: Simplify right side
    8,709,584x = 57,567,421,265,811.83
  5. Step 5: Solve for x
    x = 57,567,421,265,811.83/8,709,584
  6. Step 6: Final answer
    x = 6,609,663.71

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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.