Home / 13,331,892.63-19,998,875.75-4,357,351.83

Finding the Fourth Proportional to 13,331,892.63, 19,998,875.75 and 4,357,351.83

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Solution

The fourth proportional to 13,331,892.63, 19,998,875.75 and 4,357,351.83 is: 6,536,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331,892.63 : 19,998,875.75 = 4,357,351.83 : x
  2. Step 2: Convert to fraction form
    13,331,892.63/19,998,875.75 = 4,357,351.83/x
  3. Step 3: Cross multiply
    13,331,892.63x = 19,998,875.75 × 4,357,351.83
  4. Step 4: Simplify right side
    13,331,892.63x = 87,142,137,825,418.38
  5. Step 5: Solve for x
    x = 87,142,137,825,418.38/13,331,892.63
  6. Step 6: Final answer
    x = 6,536,366.61

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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.