Home / 9,151,338.74-12,629,967.48-5,283,853.40

Finding the Fourth Proportional to 9,151,338.74, 12,629,967.48 and 5,283,853.40

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Solution

The fourth proportional to 9,151,338.74, 12,629,967.48 and 5,283,853.40 is: 7,292,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,338.74 : 12,629,967.48 = 5,283,853.40 : x
  2. Step 2: Convert to fraction form
    9,151,338.74/12,629,967.48 = 5,283,853.40/x
  3. Step 3: Cross multiply
    9,151,338.74x = 12,629,967.48 × 5,283,853.40
  4. Step 4: Simplify right side
    9,151,338.74x = 66,734,896,611,087.44
  5. Step 5: Solve for x
    x = 66,734,896,611,087.44/9,151,338.74
  6. Step 6: Final answer
    x = 7,292,364.37

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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.