Home / 12,147,391.67-16,763,599.73-7,253,041.46

Finding the Fourth Proportional to 12,147,391.67, 16,763,599.73 and 7,253,041.46

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Solution

The fourth proportional to 12,147,391.67, 16,763,599.73 and 7,253,041.46 is: 10,009,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,147,391.67 : 16,763,599.73 = 7,253,041.46 : x
  2. Step 2: Convert to fraction form
    12,147,391.67/16,763,599.73 = 7,253,041.46/x
  3. Step 3: Cross multiply
    12,147,391.67x = 16,763,599.73 × 7,253,041.46
  4. Step 4: Simplify right side
    12,147,391.67x = 121,587,083,794,849.41
  5. Step 5: Solve for x
    x = 121,587,083,794,849.41/12,147,391.67
  6. Step 6: Final answer
    x = 10,009,316.17

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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.