Home / 8,054,981.76-12,072,869.01-5,612,913.35

Finding the Fourth Proportional to 8,054,981.76, 12,072,869.01 and 5,612,913.35

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Solution

The fourth proportional to 8,054,981.76, 12,072,869.01 and 5,612,913.35 is: 8,412,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054,981.76 : 12,072,869.01 = 5,612,913.35 : x
  2. Step 2: Convert to fraction form
    8,054,981.76/12,072,869.01 = 5,612,913.35/x
  3. Step 3: Cross multiply
    8,054,981.76x = 12,072,869.01 × 5,612,913.35
  4. Step 4: Simplify right side
    8,054,981.76x = 67,763,967,578,665.94
  5. Step 5: Solve for x
    x = 67,763,967,578,665.94/8,054,981.76
  6. Step 6: Final answer
    x = 8,412,677.97

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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.