Home / 12,269,326.02-16,931,737.17-7,115,743.14

Finding the Fourth Proportional to 12,269,326.02, 16,931,737.17 and 7,115,743.14

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Solution

The fourth proportional to 12,269,326.02, 16,931,737.17 and 7,115,743.14 is: 9,819,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,326.02 : 16,931,737.17 = 7,115,743.14 : x
  2. Step 2: Convert to fraction form
    12,269,326.02/16,931,737.17 = 7,115,743.14/x
  3. Step 3: Cross multiply
    12,269,326.02x = 16,931,737.17 × 7,115,743.14
  4. Step 4: Simplify right side
    12,269,326.02x = 120,481,892,615,710.52
  5. Step 5: Solve for x
    x = 120,481,892,615,710.52/12,269,326.02
  6. Step 6: Final answer
    x = 9,819,764.54

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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.