Home / 74,393,326.32-111,587,926.60-19,806,380.16

Finding the Fourth Proportional to 74,393,326.32, 111,587,926.60 and 19,806,380.16

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Solution

The fourth proportional to 74,393,326.32, 111,587,926.60 and 19,806,380.16 is: 29,709,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,393,326.32 : 111,587,926.60 = 19,806,380.16 : x
  2. Step 2: Convert to fraction form
    74,393,326.32/111,587,926.60 = 19,806,380.16/x
  3. Step 3: Cross multiply
    74,393,326.32x = 111,587,926.60 × 19,806,380.16
  4. Step 4: Simplify right side
    74,393,326.32x = 2,210,152,895,505,776.25
  5. Step 5: Solve for x
    x = 2,210,152,895,505,776.25/74,393,326.32
  6. Step 6: Final answer
    x = 29,709,021.02

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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.