Home / 9,479,351.03-13,081,599.02-5,128,530.73

Finding the Fourth Proportional to 9,479,351.03, 13,081,599.02 and 5,128,530.73

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Solution

The fourth proportional to 9,479,351.03, 13,081,599.02 and 5,128,530.73 is: 7,077,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479,351.03 : 13,081,599.02 = 5,128,530.73 : x
  2. Step 2: Convert to fraction form
    9,479,351.03/13,081,599.02 = 5,128,530.73/x
  3. Step 3: Cross multiply
    9,479,351.03x = 13,081,599.02 × 5,128,530.73
  4. Step 4: Simplify right side
    9,479,351.03x = 67,089,382,551,725.22
  5. Step 5: Solve for x
    x = 67,089,382,551,725.22/9,479,351.03
  6. Step 6: Final answer
    x = 7,077,423.59

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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.