Home / 12,464,617.53-18,697,996.71-4,376,897.94

Finding the Fourth Proportional to 12,464,617.53, 18,697,996.71 and 4,376,897.94

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Solution

The fourth proportional to 12,464,617.53, 18,697,996.71 and 4,376,897.94 is: 6,565,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,617.53 : 18,697,996.71 = 4,376,897.94 : x
  2. Step 2: Convert to fraction form
    12,464,617.53/18,697,996.71 = 4,376,897.94/x
  3. Step 3: Cross multiply
    12,464,617.53x = 18,697,996.71 × 4,376,897.94
  4. Step 4: Simplify right side
    12,464,617.53x = 81,839,223,282,125.78
  5. Step 5: Solve for x
    x = 81,839,223,282,125.78/12,464,617.53
  6. Step 6: Final answer
    x = 6,565,722.78

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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.