Home / 14,674,821.84-20,246,712.78-8,477,607.38

Finding the Fourth Proportional to 14,674,821.84, 20,246,712.78 and 8,477,607.38

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Solution

The fourth proportional to 14,674,821.84, 20,246,712.78 and 8,477,607.38 is: 11,696,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674,821.84 : 20,246,712.78 = 8,477,607.38 : x
  2. Step 2: Convert to fraction form
    14,674,821.84/20,246,712.78 = 8,477,607.38/x
  3. Step 3: Cross multiply
    14,674,821.84x = 20,246,712.78 × 8,477,607.38
  4. Step 4: Simplify right side
    14,674,821.84x = 171,643,681,583,234.75
  5. Step 5: Solve for x
    x = 171,643,681,583,234.75/14,674,821.84
  6. Step 6: Final answer
    x = 11,696,474.65

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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.