Home / 59,821,656.62-89,732,474.68-18,909,815.31

Finding the Fourth Proportional to 59,821,656.62, 89,732,474.68 and 18,909,815.31

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Solution

The fourth proportional to 59,821,656.62, 89,732,474.68 and 18,909,815.31 is: 28,364,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,821,656.62 : 89,732,474.68 = 18,909,815.31 : x
  2. Step 2: Convert to fraction form
    59,821,656.62/89,732,474.68 = 18,909,815.31/x
  3. Step 3: Cross multiply
    59,821,656.62x = 89,732,474.68 × 18,909,815.31
  4. Step 4: Simplify right side
    59,821,656.62x = 1,696,824,523,496,232.50
  5. Step 5: Solve for x
    x = 1,696,824,523,496,232.50/59,821,656.62
  6. Step 6: Final answer
    x = 28,364,719.72

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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.