Home / 52,169,783.87-78,257,192.51-17,154,122.83

Finding the Fourth Proportional to 52,169,783.87, 78,257,192.51 and 17,154,122.83

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Solution

The fourth proportional to 52,169,783.87, 78,257,192.51 and 17,154,122.83 is: 25,732,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,169,783.87 : 78,257,192.51 = 17,154,122.83 : x
  2. Step 2: Convert to fraction form
    52,169,783.87/78,257,192.51 = 17,154,122.83/x
  3. Step 3: Cross multiply
    52,169,783.87x = 78,257,192.51 × 17,154,122.83
  4. Step 4: Simplify right side
    52,169,783.87x = 1,342,433,492,494,738.50
  5. Step 5: Solve for x
    x = 1,342,433,492,494,738.50/52,169,783.87
  6. Step 6: Final answer
    x = 25,732,011.77

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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.