Home / 40,721,405.63-56,194,358.36-23,081,934.30

Finding the Fourth Proportional to 40,721,405.63, 56,194,358.36 and 23,081,934.30

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Solution

The fourth proportional to 40,721,405.63, 56,194,358.36 and 23,081,934.30 is: 31,852,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,721,405.63 : 56,194,358.36 = 23,081,934.30 : x
  2. Step 2: Convert to fraction form
    40,721,405.63/56,194,358.36 = 23,081,934.30/x
  3. Step 3: Cross multiply
    40,721,405.63x = 56,194,358.36 × 23,081,934.30
  4. Step 4: Simplify right side
    40,721,405.63x = 1,297,074,487,580,766
  5. Step 5: Solve for x
    x = 1,297,074,487,580,766/40,721,405.63
  6. Step 6: Final answer
    x = 31,852,399.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.