Home / 10,893,537.80-16,340,306.70-6,642,009.80

Finding the Fourth Proportional to 10,893,537.80, 16,340,306.70 and 6,642,009.80

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Solution

The fourth proportional to 10,893,537.80, 16,340,306.70 and 6,642,009.80 is: 9,963,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,537.80 : 16,340,306.70 = 6,642,009.80 : x
  2. Step 2: Convert to fraction form
    10,893,537.80/16,340,306.70 = 6,642,009.80/x
  3. Step 3: Cross multiply
    10,893,537.80x = 16,340,306.70 × 6,642,009.80
  4. Step 4: Simplify right side
    10,893,537.80x = 108,532,477,236,405.66
  5. Step 5: Solve for x
    x = 108,532,477,236,405.66/10,893,537.80
  6. Step 6: Final answer
    x = 9,963,014.70

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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.