Home / 14,192,801.86-19,586,074.15-7,666,431.19

Finding the Fourth Proportional to 14,192,801.86, 19,586,074.15 and 7,666,431.19

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Solution

The fourth proportional to 14,192,801.86, 19,586,074.15 and 7,666,431.19 is: 10,579,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,801.86 : 19,586,074.15 = 7,666,431.19 : x
  2. Step 2: Convert to fraction form
    14,192,801.86/19,586,074.15 = 7,666,431.19/x
  3. Step 3: Cross multiply
    14,192,801.86x = 19,586,074.15 × 7,666,431.19
  4. Step 4: Simplify right side
    14,192,801.86x = 150,155,289,753,212.75
  5. Step 5: Solve for x
    x = 150,155,289,753,212.75/14,192,801.86
  6. Step 6: Final answer
    x = 10,579,679.14

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Double scale
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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.