Home / 12,241,938.10-18,369,905.55-4,674,334.90

Finding the Fourth Proportional to 12,241,938.10, 18,369,905.55 and 4,674,334.90

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Solution

The fourth proportional to 12,241,938.10, 18,369,905.55 and 4,674,334.90 is: 7,014,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,938.10 : 18,369,905.55 = 4,674,334.90 : x
  2. Step 2: Convert to fraction form
    12,241,938.10/18,369,905.55 = 4,674,334.90/x
  3. Step 3: Cross multiply
    12,241,938.10x = 18,369,905.55 × 4,674,334.90
  4. Step 4: Simplify right side
    12,241,938.10x = 85,867,090,622,068.70
  5. Step 5: Solve for x
    x = 85,867,090,622,068.70/12,241,938.10
  6. Step 6: Final answer
    x = 7,014,174.55

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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.