Home / 64,844,113.58-97,266,050.45-21,124,819.88

Finding the Fourth Proportional to 64,844,113.58, 97,266,050.45 and 21,124,819.88

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Solution

The fourth proportional to 64,844,113.58, 97,266,050.45 and 21,124,819.88 is: 31,687,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,844,113.58 : 97,266,050.45 = 21,124,819.88 : x
  2. Step 2: Convert to fraction form
    64,844,113.58/97,266,050.45 = 21,124,819.88/x
  3. Step 3: Cross multiply
    64,844,113.58x = 97,266,050.45 × 21,124,819.88
  4. Step 4: Simplify right side
    64,844,113.58x = 2,054,727,796,332,783.75
  5. Step 5: Solve for x
    x = 2,054,727,796,332,783.75/64,844,113.58
  6. Step 6: Final answer
    x = 31,687,190.75

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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.