Home / 66,014,909.70-99,022,364.55-63,215,987.10

Finding the Fourth Proportional to 66,014,909.70, 99,022,364.55 and 63,215,987.10

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Solution

The fourth proportional to 66,014,909.70, 99,022,364.55 and 63,215,987.10 is: 94,823,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014,909.70 : 99,022,364.55 = 63,215,987.10 : x
  2. Step 2: Convert to fraction form
    66,014,909.70/99,022,364.55 = 63,215,987.10/x
  3. Step 3: Cross multiply
    66,014,909.70x = 99,022,364.55 × 63,215,987.10
  4. Step 4: Simplify right side
    66,014,909.70x = 6,259,796,520,004,297
  5. Step 5: Solve for x
    x = 6,259,796,520,004,297/66,014,909.70
  6. Step 6: Final answer
    x = 94,823,980.65

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Similar ratio
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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.