Home / 14,381,776.47-19,846,733.58-7,855,410.03

Finding the Fourth Proportional to 14,381,776.47, 19,846,733.58 and 7,855,410.03

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Solution

The fourth proportional to 14,381,776.47, 19,846,733.58 and 7,855,410.03 is: 10,840,401.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381,776.47 : 19,846,733.58 = 7,855,410.03 : x
  2. Step 2: Convert to fraction form
    14,381,776.47/19,846,733.58 = 7,855,410.03/x
  3. Step 3: Cross multiply
    14,381,776.47x = 19,846,733.58 × 7,855,410.03
  4. Step 4: Simplify right side
    14,381,776.47x = 155,904,230,027,069.81
  5. Step 5: Solve for x
    x = 155,904,230,027,069.81/14,381,776.47
  6. Step 6: Final answer
    x = 10,840,401.42

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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.