Home / 10,777,780.32-16,169,703.12-4,713,044.64

Finding the Fourth Proportional to 10,777,780.32, 16,169,703.12 and 4,713,044.64

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Solution

The fourth proportional to 10,777,780.32, 16,169,703.12 and 4,713,044.64 is: 7,070,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,780.32 : 16,169,703.12 = 4,713,044.64 : x
  2. Step 2: Convert to fraction form
    10,777,780.32/16,169,703.12 = 4,713,044.64/x
  3. Step 3: Cross multiply
    10,777,780.32x = 16,169,703.12 × 4,713,044.64
  4. Step 4: Simplify right side
    10,777,780.32x = 76,208,532,620,107.27
  5. Step 5: Solve for x
    x = 76,208,532,620,107.27/10,777,780.32
  6. Step 6: Final answer
    x = 7,070,893.11

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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.