Home / 64,364,805.92-88,826,623.44-39,926,393.12

Finding the Fourth Proportional to 64,364,805.92, 88,826,623.44 and 39,926,393.12

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Solution

The fourth proportional to 64,364,805.92, 88,826,623.44 and 39,926,393.12 is: 55,100,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,364,805.92 : 88,826,623.44 = 39,926,393.12 : x
  2. Step 2: Convert to fraction form
    64,364,805.92/88,826,623.44 = 39,926,393.12/x
  3. Step 3: Cross multiply
    64,364,805.92x = 88,826,623.44 × 39,926,393.12
  4. Step 4: Simplify right side
    64,364,805.92x = 3,546,526,686,987,646.50
  5. Step 5: Solve for x
    x = 3,546,526,686,987,646.50/64,364,805.92
  6. Step 6: Final answer
    x = 55,100,402.10

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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.