Home / 51,184,171.80-70,634,162.40-27,979,393.32

Finding the Fourth Proportional to 51,184,171.80, 70,634,162.40 and 27,979,393.32

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Solution

The fourth proportional to 51,184,171.80, 70,634,162.40 and 27,979,393.32 is: 38,611,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,184,171.80 : 70,634,162.40 = 27,979,393.32 : x
  2. Step 2: Convert to fraction form
    51,184,171.80/70,634,162.40 = 27,979,393.32/x
  3. Step 3: Cross multiply
    51,184,171.80x = 70,634,162.40 × 27,979,393.32
  4. Step 4: Simplify right side
    51,184,171.80x = 1,976,301,011,618,355.25
  5. Step 5: Solve for x
    x = 1,976,301,011,618,355.25/51,184,171.80
  6. Step 6: Final answer
    x = 38,611,565.69

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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.