Home / 11,817,013.89-16,307,463.38-6,384,505.89

Finding the Fourth Proportional to 11,817,013.89, 16,307,463.38 and 6,384,505.89

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Solution

The fourth proportional to 11,817,013.89, 16,307,463.38 and 6,384,505.89 is: 8,810,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,013.89 : 16,307,463.38 = 6,384,505.89 : x
  2. Step 2: Convert to fraction form
    11,817,013.89/16,307,463.38 = 6,384,505.89/x
  3. Step 3: Cross multiply
    11,817,013.89x = 16,307,463.38 × 6,384,505.89
  4. Step 4: Simplify right side
    11,817,013.89x = 104,115,095,968,646.77
  5. Step 5: Solve for x
    x = 104,115,095,968,646.77/11,817,013.89
  6. Step 6: Final answer
    x = 8,810,609.60

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1.5x scale

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.