Home / 30,165,336.56-45,247,392.48-7,446,430.64

Finding the Fourth Proportional to 30,165,336.56, 45,247,392.48 and 7,446,430.64

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Solution

The fourth proportional to 30,165,336.56, 45,247,392.48 and 7,446,430.64 is: 11,169,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165,336.56 : 45,247,392.48 = 7,446,430.64 : x
  2. Step 2: Convert to fraction form
    30,165,336.56/45,247,392.48 = 7,446,430.64/x
  3. Step 3: Cross multiply
    30,165,336.56x = 45,247,392.48 × 7,446,430.64
  4. Step 4: Simplify right side
    30,165,336.56x = 336,931,569,743,177.56
  5. Step 5: Solve for x
    x = 336,931,569,743,177.56/30,165,336.56
  6. Step 6: Final answer
    x = 11,169,494.80

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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.