Home / 8,907,709.76-13,368,281.94-6,517,720.52

Finding the Fourth Proportional to 8,907,709.76, 13,368,281.94 and 6,517,720.52

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Solution

The fourth proportional to 8,907,709.76, 13,368,281.94 and 6,517,720.52 is: 9,781,495.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,709.76 : 13,368,281.94 = 6,517,720.52 : x
  2. Step 2: Convert to fraction form
    8,907,709.76/13,368,281.94 = 6,517,720.52/x
  3. Step 3: Cross multiply
    8,907,709.76x = 13,368,281.94 × 6,517,720.52
  4. Step 4: Simplify right side
    8,907,709.76x = 87,130,725,517,483.41
  5. Step 5: Solve for x
    x = 87,130,725,517,483.41/8,907,709.76
  6. Step 6: Final answer
    x = 9,781,495.79

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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.