Home / 8,721,564.47-12,035,546.57-4,801,288.74

Finding the Fourth Proportional to 8,721,564.47, 12,035,546.57 and 4,801,288.74

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Solution

The fourth proportional to 8,721,564.47, 12,035,546.57 and 4,801,288.74 is: 6,625,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,564.47 : 12,035,546.57 = 4,801,288.74 : x
  2. Step 2: Convert to fraction form
    8,721,564.47/12,035,546.57 = 4,801,288.74/x
  3. Step 3: Cross multiply
    8,721,564.47x = 12,035,546.57 × 4,801,288.74
  4. Step 4: Simplify right side
    8,721,564.47x = 57,786,134,238,289.84
  5. Step 5: Solve for x
    x = 57,786,134,238,289.84/8,721,564.47
  6. Step 6: Final answer
    x = 6,625,661.53

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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.