Home / 9,722,055.72-13,416,707.79-5,371,422.60

Finding the Fourth Proportional to 9,722,055.72, 13,416,707.79 and 5,371,422.60

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Solution

The fourth proportional to 9,722,055.72, 13,416,707.79 and 5,371,422.60 is: 7,412,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722,055.72 : 13,416,707.79 = 5,371,422.60 : x
  2. Step 2: Convert to fraction form
    9,722,055.72/13,416,707.79 = 5,371,422.60/x
  3. Step 3: Cross multiply
    9,722,055.72x = 13,416,707.79 × 5,371,422.60
  4. Step 4: Simplify right side
    9,722,055.72x = 72,066,807,440,802.05
  5. Step 5: Solve for x
    x = 72,066,807,440,802.05/9,722,055.72
  6. Step 6: Final answer
    x = 7,412,712.86

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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.