Home / 30,241,100.60-45,361,650.90-27,123,313.40

Finding the Fourth Proportional to 30,241,100.60, 45,361,650.90 and 27,123,313.40

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Solution

The fourth proportional to 30,241,100.60, 45,361,650.90 and 27,123,313.40 is: 40,684,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,100.60 : 45,361,650.90 = 27,123,313.40 : x
  2. Step 2: Convert to fraction form
    30,241,100.60/45,361,650.90 = 27,123,313.40/x
  3. Step 3: Cross multiply
    30,241,100.60x = 45,361,650.90 × 27,123,313.40
  4. Step 4: Simplify right side
    30,241,100.60x = 1,230,358,273,702,092
  5. Step 5: Solve for x
    x = 1,230,358,273,702,092/30,241,100.60
  6. Step 6: Final answer
    x = 40,684,970.10

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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.