Home / 30,641,222.72-45,968,561.12-9,077,512.64

Finding the Fourth Proportional to 30,641,222.72, 45,968,561.12 and 9,077,512.64

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Solution

The fourth proportional to 30,641,222.72, 45,968,561.12 and 9,077,512.64 is: 13,618,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,641,222.72 : 45,968,561.12 = 9,077,512.64 : x
  2. Step 2: Convert to fraction form
    30,641,222.72/45,968,561.12 = 9,077,512.64/x
  3. Step 3: Cross multiply
    30,641,222.72x = 45,968,561.12 × 9,077,512.64
  4. Step 4: Simplify right side
    30,641,222.72x = 417,280,194,609,412.56
  5. Step 5: Solve for x
    x = 417,280,194,609,412.56/30,641,222.72
  6. Step 6: Final answer
    x = 13,618,261.86

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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.