Home / 5,176,122.96-7,143,078.02-3,001,955.18

Finding the Fourth Proportional to 5,176,122.96, 7,143,078.02 and 3,001,955.18

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Solution

The fourth proportional to 5,176,122.96, 7,143,078.02 and 3,001,955.18 is: 4,142,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,122.96 : 7,143,078.02 = 3,001,955.18 : x
  2. Step 2: Convert to fraction form
    5,176,122.96/7,143,078.02 = 3,001,955.18/x
  3. Step 3: Cross multiply
    5,176,122.96x = 7,143,078.02 × 3,001,955.18
  4. Step 4: Simplify right side
    5,176,122.96x = 21,443,200,063,283.14
  5. Step 5: Solve for x
    x = 21,443,200,063,283.14/5,176,122.96
  6. Step 6: Final answer
    x = 4,142,714.58

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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.