Home / 14,963,976.72-20,650,517.65-8,767,540.50

Finding the Fourth Proportional to 14,963,976.72, 20,650,517.65 and 8,767,540.50

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Solution

The fourth proportional to 14,963,976.72, 20,650,517.65 and 8,767,540.50 is: 12,099,340.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,963,976.72 : 20,650,517.65 = 8,767,540.50 : x
  2. Step 2: Convert to fraction form
    14,963,976.72/20,650,517.65 = 8,767,540.50/x
  3. Step 3: Cross multiply
    14,963,976.72x = 20,650,517.65 × 8,767,540.50
  4. Step 4: Simplify right side
    14,963,976.72x = 181,054,249,842,339.81
  5. Step 5: Solve for x
    x = 181,054,249,842,339.81/14,963,976.72
  6. Step 6: Final answer
    x = 12,099,340.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.