Home / 43,809,622.40-65,588,462.40-42,549,910.40

Finding the Fourth Proportional to 43,809,622.40, 65,588,462.40 and 42,549,910.40

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Solution

The fourth proportional to 43,809,622.40, 65,588,462.40 and 42,549,910.40 is: 63,702,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,809,622.40 : 65,588,462.40 = 42,549,910.40 : x
  2. Step 2: Convert to fraction form
    43,809,622.40/65,588,462.40 = 42,549,910.40/x
  3. Step 3: Cross multiply
    43,809,622.40x = 65,588,462.40 × 42,549,910.40
  4. Step 4: Simplify right side
    43,809,622.40x = 2,790,783,198,393,769
  5. Step 5: Solve for x
    x = 2,790,783,198,393,769/43,809,622.40
  6. Step 6: Final answer
    x = 63,702,516.60

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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.