Home / 6,971,431.59-9,621,476.06-3,915,645.84

Finding the Fourth Proportional to 6,971,431.59, 9,621,476.06 and 3,915,645.84

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Solution

The fourth proportional to 6,971,431.59, 9,621,476.06 and 3,915,645.84 is: 5,404,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,431.59 : 9,621,476.06 = 3,915,645.84 : x
  2. Step 2: Convert to fraction form
    6,971,431.59/9,621,476.06 = 3,915,645.84/x
  3. Step 3: Cross multiply
    6,971,431.59x = 9,621,476.06 × 3,915,645.84
  4. Step 4: Simplify right side
    6,971,431.59x = 37,674,292,689,420.36
  5. Step 5: Solve for x
    x = 37,674,292,689,420.36/6,971,431.59
  6. Step 6: Final answer
    x = 5,404,097.02

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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.