Home / 30,241,047.10-45,361,570.65-27,123,259.90

Finding the Fourth Proportional to 30,241,047.10, 45,361,570.65 and 27,123,259.90

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Solution

The fourth proportional to 30,241,047.10, 45,361,570.65 and 27,123,259.90 is: 40,684,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,047.10 : 45,361,570.65 = 27,123,259.90 : x
  2. Step 2: Convert to fraction form
    30,241,047.10/45,361,570.65 = 27,123,259.90/x
  3. Step 3: Cross multiply
    30,241,047.10x = 45,361,570.65 × 27,123,259.90
  4. Step 4: Simplify right side
    30,241,047.10x = 1,230,353,670,212,161.75
  5. Step 5: Solve for x
    x = 1,230,353,670,212,161.75/30,241,047.10
  6. Step 6: Final answer
    x = 40,684,889.85

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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.