Home / 10,692,942.76-14,757,043.08-6,109,165.72

Finding the Fourth Proportional to 10,692,942.76, 14,757,043.08 and 6,109,165.72

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Solution

The fourth proportional to 10,692,942.76, 14,757,043.08 and 6,109,165.72 is: 8,431,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,942.76 : 14,757,043.08 = 6,109,165.72 : x
  2. Step 2: Convert to fraction form
    10,692,942.76/14,757,043.08 = 6,109,165.72/x
  3. Step 3: Cross multiply
    10,692,942.76x = 14,757,043.08 × 6,109,165.72
  4. Step 4: Simplify right side
    10,692,942.76x = 90,153,221,712,899.22
  5. Step 5: Solve for x
    x = 90,153,221,712,899.22/10,692,942.76
  6. Step 6: Final answer
    x = 8,431,095.51

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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.