Home / 18,723,529.89-25,838,566.85-10,463,730.05

Finding the Fourth Proportional to 18,723,529.89, 25,838,566.85 and 10,463,730.05

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Solution

The fourth proportional to 18,723,529.89, 25,838,566.85 and 10,463,730.05 is: 14,440,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,529.89 : 25,838,566.85 = 10,463,730.05 : x
  2. Step 2: Convert to fraction form
    18,723,529.89/25,838,566.85 = 10,463,730.05/x
  3. Step 3: Cross multiply
    18,723,529.89x = 25,838,566.85 × 10,463,730.05
  4. Step 4: Simplify right side
    18,723,529.89x = 270,367,788,488,034.59
  5. Step 5: Solve for x
    x = 270,367,788,488,034.59/18,723,529.89
  6. Step 6: Final answer
    x = 14,440,000.90

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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.