Home / 56,663,907.72-84,986,352.96-15,727,505.64

Finding the Fourth Proportional to 56,663,907.72, 84,986,352.96 and 15,727,505.64

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Solution

The fourth proportional to 56,663,907.72, 84,986,352.96 and 15,727,505.64 is: 23,588,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,663,907.72 : 84,986,352.96 = 15,727,505.64 : x
  2. Step 2: Convert to fraction form
    56,663,907.72/84,986,352.96 = 15,727,505.64/x
  3. Step 3: Cross multiply
    56,663,907.72x = 84,986,352.96 × 15,727,505.64
  4. Step 4: Simplify right side
    56,663,907.72x = 1,336,623,345,501,430.75
  5. Step 5: Solve for x
    x = 1,336,623,345,501,430.75/56,663,907.72
  6. Step 6: Final answer
    x = 23,588,619.27

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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.