Home / 40,361,869.80-60,561,700.65-17,639,814.60

Finding the Fourth Proportional to 40,361,869.80, 60,561,700.65 and 17,639,814.60

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Solution

The fourth proportional to 40,361,869.80, 60,561,700.65 and 17,639,814.60 is: 26,467,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361,869.80 : 60,561,700.65 = 17,639,814.60 : x
  2. Step 2: Convert to fraction form
    40,361,869.80/60,561,700.65 = 17,639,814.60/x
  3. Step 3: Cross multiply
    40,361,869.80x = 60,561,700.65 × 17,639,814.60
  4. Step 4: Simplify right side
    40,361,869.80x = 1,068,297,171,326,699.50
  5. Step 5: Solve for x
    x = 1,068,297,171,326,699.50/40,361,869.80
  6. Step 6: Final answer
    x = 26,467,980.22

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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.