Home / 12,472,720-17,212,353.60-6,749,584

Finding the Fourth Proportional to 12,472,720, 17,212,353.60 and 6,749,584

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Solution

The fourth proportional to 12,472,720, 17,212,353.60 and 6,749,584 is: 9,314,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472,720 : 17,212,353.60 = 6,749,584 : x
  2. Step 2: Convert to fraction form
    12,472,720/17,212,353.60 = 6,749,584/x
  3. Step 3: Cross multiply
    12,472,720x = 17,212,353.60 × 6,749,584
  4. Step 4: Simplify right side
    12,472,720x = 116,176,226,460,902.41
  5. Step 5: Solve for x
    x = 116,176,226,460,902.41/12,472,720
  6. Step 6: Final answer
    x = 9,314,425.92

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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.