Home / 8,721,287.98-12,038,022.96-5,051,106.60

Finding the Fourth Proportional to 8,721,287.98, 12,038,022.96 and 5,051,106.60

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Solution

The fourth proportional to 8,721,287.98, 12,038,022.96 and 5,051,106.60 is: 6,972,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,287.98 : 12,038,022.96 = 5,051,106.60 : x
  2. Step 2: Convert to fraction form
    8,721,287.98/12,038,022.96 = 5,051,106.60/x
  3. Step 3: Cross multiply
    8,721,287.98x = 12,038,022.96 × 5,051,106.60
  4. Step 4: Simplify right side
    8,721,287.98x = 60,805,337,224,207.54
  5. Step 5: Solve for x
    x = 60,805,337,224,207.54/8,721,287.98
  6. Step 6: Final answer
    x = 6,972,059.33

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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.