Home / 16,428,205.80-24,642,308.70-6,840,397.80

Finding the Fourth Proportional to 16,428,205.80, 24,642,308.70 and 6,840,397.80

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Solution

The fourth proportional to 16,428,205.80, 24,642,308.70 and 6,840,397.80 is: 10,260,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,428,205.80 : 24,642,308.70 = 6,840,397.80 : x
  2. Step 2: Convert to fraction form
    16,428,205.80/24,642,308.70 = 6,840,397.80/x
  3. Step 3: Cross multiply
    16,428,205.80x = 24,642,308.70 × 6,840,397.80
  4. Step 4: Simplify right side
    16,428,205.80x = 168,563,194,218,400.84
  5. Step 5: Solve for x
    x = 168,563,194,218,400.84/16,428,205.80
  6. Step 6: Final answer
    x = 10,260,596.70

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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.