Home / 13,892,890.71-20,837,444.28-3,656,893.31

Finding the Fourth Proportional to 13,892,890.71, 20,837,444.28 and 3,656,893.31

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Solution

The fourth proportional to 13,892,890.71, 20,837,444.28 and 3,656,893.31 is: 5,484,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,890.71 : 20,837,444.28 = 3,656,893.31 : x
  2. Step 2: Convert to fraction form
    13,892,890.71/20,837,444.28 = 3,656,893.31/x
  3. Step 3: Cross multiply
    13,892,890.71x = 20,837,444.28 × 3,656,893.31
  4. Step 4: Simplify right side
    13,892,890.71x = 76,200,310,585,029.77
  5. Step 5: Solve for x
    x = 76,200,310,585,029.77/13,892,890.71
  6. Step 6: Final answer
    x = 5,484,842.01

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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.