Home / 13,505,582.61-20,260,117.78-6,217,284.52

Finding the Fourth Proportional to 13,505,582.61, 20,260,117.78 and 6,217,284.52

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Solution

The fourth proportional to 13,505,582.61, 20,260,117.78 and 6,217,284.52 is: 9,326,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,505,582.61 : 20,260,117.78 = 6,217,284.52 : x
  2. Step 2: Convert to fraction form
    13,505,582.61/20,260,117.78 = 6,217,284.52/x
  3. Step 3: Cross multiply
    13,505,582.61x = 20,260,117.78 × 6,217,284.52
  4. Step 4: Simplify right side
    13,505,582.61x = 125,962,916,646,970.77
  5. Step 5: Solve for x
    x = 125,962,916,646,970.77/13,505,582.61
  6. Step 6: Final answer
    x = 9,326,729.57

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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.