Home / 13,238,532.45-19,857,798.68-4,715,793.45

Finding the Fourth Proportional to 13,238,532.45, 19,857,798.68 and 4,715,793.45

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Solution

The fourth proportional to 13,238,532.45, 19,857,798.68 and 4,715,793.45 is: 7,073,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,238,532.45 : 19,857,798.68 = 4,715,793.45 : x
  2. Step 2: Convert to fraction form
    13,238,532.45/19,857,798.68 = 4,715,793.45/x
  3. Step 3: Cross multiply
    13,238,532.45x = 19,857,798.68 × 4,715,793.45
  4. Step 4: Simplify right side
    13,238,532.45x = 93,645,276,922,983.69
  5. Step 5: Solve for x
    x = 93,645,276,922,983.69/13,238,532.45
  6. Step 6: Final answer
    x = 7,073,690.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.