Home / 19,034,933.44-28,553,507.72-5,386,938.08

Finding the Fourth Proportional to 19,034,933.44, 28,553,507.72 and 5,386,938.08

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Solution

The fourth proportional to 19,034,933.44, 28,553,507.72 and 5,386,938.08 is: 8,080,720.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034,933.44 : 28,553,507.72 = 5,386,938.08 : x
  2. Step 2: Convert to fraction form
    19,034,933.44/28,553,507.72 = 5,386,938.08/x
  3. Step 3: Cross multiply
    19,034,933.44x = 28,553,507.72 × 5,386,938.08
  4. Step 4: Simplify right side
    19,034,933.44x = 153,815,978,054,441.97
  5. Step 5: Solve for x
    x = 153,815,978,054,441.97/19,034,933.44
  6. Step 6: Final answer
    x = 8,080,720.56

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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.