Home / 16,642,416.60-22,966,566.12-9,300,249.78

Finding the Fourth Proportional to 16,642,416.60, 22,966,566.12 and 9,300,249.78

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Solution

The fourth proportional to 16,642,416.60, 22,966,566.12 and 9,300,249.78 is: 12,834,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,642,416.60 : 22,966,566.12 = 9,300,249.78 : x
  2. Step 2: Convert to fraction form
    16,642,416.60/22,966,566.12 = 9,300,249.78/x
  3. Step 3: Cross multiply
    16,642,416.60x = 22,966,566.12 × 9,300,249.78
  4. Step 4: Simplify right side
    16,642,416.60x = 213,594,801,390,052.66
  5. Step 5: Solve for x
    x = 213,594,801,390,052.66/16,642,416.60
  6. Step 6: Final answer
    x = 12,834,362.14

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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.