Home / 40,122,989.96-55,368,789.40-23,604,178.32

Finding the Fourth Proportional to 40,122,989.96, 55,368,789.40 and 23,604,178.32

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Solution

The fourth proportional to 40,122,989.96, 55,368,789.40 and 23,604,178.32 is: 32,573,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,122,989.96 : 55,368,789.40 = 23,604,178.32 : x
  2. Step 2: Convert to fraction form
    40,122,989.96/55,368,789.40 = 23,604,178.32/x
  3. Step 3: Cross multiply
    40,122,989.96x = 55,368,789.40 × 23,604,178.32
  4. Step 4: Simplify right side
    40,122,989.96x = 1,306,934,778,233,878.50
  5. Step 5: Solve for x
    x = 1,306,934,778,233,878.50/40,122,989.96
  6. Step 6: Final answer
    x = 32,573,214.99

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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.