Home / 7,721,103.33-10,655,135.15-4,283,344.40

Finding the Fourth Proportional to 7,721,103.33, 10,655,135.15 and 4,283,344.40

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Solution

The fourth proportional to 7,721,103.33, 10,655,135.15 and 4,283,344.40 is: 5,911,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,103.33 : 10,655,135.15 = 4,283,344.40 : x
  2. Step 2: Convert to fraction form
    7,721,103.33/10,655,135.15 = 4,283,344.40/x
  3. Step 3: Cross multiply
    7,721,103.33x = 10,655,135.15 × 4,283,344.40
  4. Step 4: Simplify right side
    7,721,103.33x = 45,639,613,401,303.26
  5. Step 5: Solve for x
    x = 45,639,613,401,303.26/7,721,103.33
  6. Step 6: Final answer
    x = 5,911,022.23

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Double scale
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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.