Home / 51,502,156.64-77,241,250.10-19,169,286.20

Finding the Fourth Proportional to 51,502,156.64, 77,241,250.10 and 19,169,286.20

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Solution

The fourth proportional to 51,502,156.64, 77,241,250.10 and 19,169,286.20 is: 28,749,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,502,156.64 : 77,241,250.10 = 19,169,286.20 : x
  2. Step 2: Convert to fraction form
    51,502,156.64/77,241,250.10 = 19,169,286.20/x
  3. Step 3: Cross multiply
    51,502,156.64x = 77,241,250.10 × 19,169,286.20
  4. Step 4: Simplify right side
    51,502,156.64x = 1,480,659,629,853,705.25
  5. Step 5: Solve for x
    x = 1,480,659,629,853,705.25/51,502,156.64
  6. Step 6: Final answer
    x = 28,749,468.50

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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.