Home / 7,984,582.20-11,968,320.42-5,703,187.50

Finding the Fourth Proportional to 7,984,582.20, 11,968,320.42 and 5,703,187.50

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Solution

The fourth proportional to 7,984,582.20, 11,968,320.42 and 5,703,187.50 is: 8,548,672.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,582.20 : 11,968,320.42 = 5,703,187.50 : x
  2. Step 2: Convert to fraction form
    7,984,582.20/11,968,320.42 = 5,703,187.50/x
  3. Step 3: Cross multiply
    7,984,582.20x = 11,968,320.42 × 5,703,187.50
  4. Step 4: Simplify right side
    7,984,582.20x = 68,257,575,415,338.75
  5. Step 5: Solve for x
    x = 68,257,575,415,338.75/7,984,582.20
  6. Step 6: Final answer
    x = 8,548,672.14

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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.