Home / 8,853,538.43-12,218,337.93-5,414,699.63

Finding the Fourth Proportional to 8,853,538.43, 12,218,337.93 and 5,414,699.63

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Solution

The fourth proportional to 8,853,538.43, 12,218,337.93 and 5,414,699.63 is: 7,472,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,538.43 : 12,218,337.93 = 5,414,699.63 : x
  2. Step 2: Convert to fraction form
    8,853,538.43/12,218,337.93 = 5,414,699.63/x
  3. Step 3: Cross multiply
    8,853,538.43x = 12,218,337.93 × 5,414,699.63
  4. Step 4: Simplify right side
    8,853,538.43x = 66,158,629,868,785.96
  5. Step 5: Solve for x
    x = 66,158,629,868,785.96/8,853,538.43
  6. Step 6: Final answer
    x = 7,472,563.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.