Home / 9,689,302.49-13,371,231.35-5,338,388.75

Finding the Fourth Proportional to 9,689,302.49, 13,371,231.35 and 5,338,388.75

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Solution

The fourth proportional to 9,689,302.49, 13,371,231.35 and 5,338,388.75 is: 7,366,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,302.49 : 13,371,231.35 = 5,338,388.75 : x
  2. Step 2: Convert to fraction form
    9,689,302.49/13,371,231.35 = 5,338,388.75/x
  3. Step 3: Cross multiply
    9,689,302.49x = 13,371,231.35 × 5,338,388.75
  4. Step 4: Simplify right side
    9,689,302.49x = 71,380,831,019,223.45
  5. Step 5: Solve for x
    x = 71,380,831,019,223.45/9,689,302.49
  6. Step 6: Final answer
    x = 7,366,973.12

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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.