Home / 11,747,176.79-16,210,859.70-6,519,878.30

Finding the Fourth Proportional to 11,747,176.79, 16,210,859.70 and 6,519,878.30

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Solution

The fourth proportional to 11,747,176.79, 16,210,859.70 and 6,519,878.30 is: 8,997,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747,176.79 : 16,210,859.70 = 6,519,878.30 : x
  2. Step 2: Convert to fraction form
    11,747,176.79/16,210,859.70 = 6,519,878.30/x
  3. Step 3: Cross multiply
    11,747,176.79x = 16,210,859.70 × 6,519,878.30
  4. Step 4: Simplify right side
    11,747,176.79x = 105,692,832,422,901.66
  5. Step 5: Solve for x
    x = 105,692,832,422,901.66/11,747,176.79
  6. Step 6: Final answer
    x = 8,997,296.48

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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.