Home / 51,455,118.32-71,004,881.94-28,250,115.20

Finding the Fourth Proportional to 51,455,118.32, 71,004,881.94 and 28,250,115.20

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Solution

The fourth proportional to 51,455,118.32, 71,004,881.94 and 28,250,115.20 is: 38,983,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,455,118.32 : 71,004,881.94 = 28,250,115.20 : x
  2. Step 2: Convert to fraction form
    51,455,118.32/71,004,881.94 = 28,250,115.20/x
  3. Step 3: Cross multiply
    51,455,118.32x = 71,004,881.94 × 28,250,115.20
  4. Step 4: Simplify right side
    51,455,118.32x = 2,005,896,094,567,399.25
  5. Step 5: Solve for x
    x = 2,005,896,094,567,399.25/51,455,118.32
  6. Step 6: Final answer
    x = 38,983,412.34

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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.