Home / 11,713,716.21-16,153,572.11-9,134,455.89

Finding the Fourth Proportional to 11,713,716.21, 16,153,572.11 and 9,134,455.89

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Solution

The fourth proportional to 11,713,716.21, 16,153,572.11 and 9,134,455.89 is: 12,596,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713,716.21 : 16,153,572.11 = 9,134,455.89 : x
  2. Step 2: Convert to fraction form
    11,713,716.21/16,153,572.11 = 9,134,455.89/x
  3. Step 3: Cross multiply
    11,713,716.21x = 16,153,572.11 × 9,134,455.89
  4. Step 4: Simplify right side
    11,713,716.21x = 147,554,091,859,056.97
  5. Step 5: Solve for x
    x = 147,554,091,859,056.97/11,713,716.21
  6. Step 6: Final answer
    x = 12,596,693.42

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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.