Home / 14,286,898.14-19,715,904.42-7,760,532.78

Finding the Fourth Proportional to 14,286,898.14, 19,715,904.42 and 7,760,532.78

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Solution

The fourth proportional to 14,286,898.14, 19,715,904.42 and 7,760,532.78 is: 10,709,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286,898.14 : 19,715,904.42 = 7,760,532.78 : x
  2. Step 2: Convert to fraction form
    14,286,898.14/19,715,904.42 = 7,760,532.78/x
  3. Step 3: Cross multiply
    14,286,898.14x = 19,715,904.42 × 7,760,532.78
  4. Step 4: Simplify right side
    14,286,898.14x = 153,005,922,538,756.91
  5. Step 5: Solve for x
    x = 153,005,922,538,756.91/14,286,898.14
  6. Step 6: Final answer
    x = 10,709,527.08

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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.