Home / 10,243,398.86-15,376,036.78-4,410,474.06

Finding the Fourth Proportional to 10,243,398.86, 15,376,036.78 and 4,410,474.06

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Solution

The fourth proportional to 10,243,398.86, 15,376,036.78 and 4,410,474.06 is: 6,620,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,398.86 : 15,376,036.78 = 4,410,474.06 : x
  2. Step 2: Convert to fraction form
    10,243,398.86/15,376,036.78 = 4,410,474.06/x
  3. Step 3: Cross multiply
    10,243,398.86x = 15,376,036.78 × 4,410,474.06
  4. Step 4: Simplify right side
    10,243,398.86x = 67,815,611,363,795.91
  5. Step 5: Solve for x
    x = 67,815,611,363,795.91/10,243,398.86
  6. Step 6: Final answer
    x = 6,620,420.85

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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.