Home / 10,955,949.80-16,402,431.90-6,704,421.80

Finding the Fourth Proportional to 10,955,949.80, 16,402,431.90 and 6,704,421.80

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Solution

The fourth proportional to 10,955,949.80, 16,402,431.90 and 6,704,421.80 is: 10,037,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955,949.80 : 16,402,431.90 = 6,704,421.80 : x
  2. Step 2: Convert to fraction form
    10,955,949.80/16,402,431.90 = 6,704,421.80/x
  3. Step 3: Cross multiply
    10,955,949.80x = 16,402,431.90 × 6,704,421.80
  4. Step 4: Simplify right side
    10,955,949.80x = 109,968,822,003,375.42
  5. Step 5: Solve for x
    x = 109,968,822,003,375.42/10,955,949.80
  6. Step 6: Final answer
    x = 10,037,360.89

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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.