Home / 9,679,948.94-13,359,110.36-5,550,364.30

Finding the Fourth Proportional to 9,679,948.94, 13,359,110.36 and 5,550,364.30

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Solution

The fourth proportional to 9,679,948.94, 13,359,110.36 and 5,550,364.30 is: 7,659,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,948.94 : 13,359,110.36 = 5,550,364.30 : x
  2. Step 2: Convert to fraction form
    9,679,948.94/13,359,110.36 = 5,550,364.30/x
  3. Step 3: Cross multiply
    9,679,948.94x = 13,359,110.36 × 5,550,364.30
  4. Step 4: Simplify right side
    9,679,948.94x = 74,147,929,221,904.14
  5. Step 5: Solve for x
    x = 74,147,929,221,904.14/9,679,948.94
  6. Step 6: Final answer
    x = 7,659,950.45

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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.