Home / 7,736,645.20-11,604,967.80-4,149,418.45

Finding the Fourth Proportional to 7,736,645.20, 11,604,967.80 and 4,149,418.45

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Solution

The fourth proportional to 7,736,645.20, 11,604,967.80 and 4,149,418.45 is: 6,224,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736,645.20 : 11,604,967.80 = 4,149,418.45 : x
  2. Step 2: Convert to fraction form
    7,736,645.20/11,604,967.80 = 4,149,418.45/x
  3. Step 3: Cross multiply
    7,736,645.20x = 11,604,967.80 × 4,149,418.45
  4. Step 4: Simplify right side
    7,736,645.20x = 48,153,867,500,975.91
  5. Step 5: Solve for x
    x = 48,153,867,500,975.91/7,736,645.20
  6. Step 6: Final answer
    x = 6,224,127.68

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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.