Home / 12,119,230.90-16,730,599.20-7,537,028.50

Finding the Fourth Proportional to 12,119,230.90, 16,730,599.20 and 7,537,028.50

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Solution

The fourth proportional to 12,119,230.90, 16,730,599.20 and 7,537,028.50 is: 10,404,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,119,230.90 : 16,730,599.20 = 7,537,028.50 : x
  2. Step 2: Convert to fraction form
    12,119,230.90/16,730,599.20 = 7,537,028.50/x
  3. Step 3: Cross multiply
    12,119,230.90x = 16,730,599.20 × 7,537,028.50
  4. Step 4: Simplify right side
    12,119,230.90x = 126,099,002,992,477.19
  5. Step 5: Solve for x
    x = 126,099,002,992,477.19/12,119,230.90
  6. Step 6: Final answer
    x = 10,404,868.43

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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.