Home / 9,205,629.76-12,699,099.84-7,026,389.56

Finding the Fourth Proportional to 9,205,629.76, 12,699,099.84 and 7,026,389.56

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Solution

The fourth proportional to 9,205,629.76, 12,699,099.84 and 7,026,389.56 is: 9,692,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,629.76 : 12,699,099.84 = 7,026,389.56 : x
  2. Step 2: Convert to fraction form
    9,205,629.76/12,699,099.84 = 7,026,389.56/x
  3. Step 3: Cross multiply
    9,205,629.76x = 12,699,099.84 × 7,026,389.56
  4. Step 4: Simplify right side
    9,205,629.76x = 89,228,822,537,173.67
  5. Step 5: Solve for x
    x = 89,228,822,537,173.67/9,205,629.76
  6. Step 6: Final answer
    x = 9,692,853.71

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1.5x scale

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.