Home / 7,238,512.34-9,993,025.14-5,581,039.40

Finding the Fourth Proportional to 7,238,512.34, 9,993,025.14 and 5,581,039.40

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Solution

The fourth proportional to 7,238,512.34, 9,993,025.14 and 5,581,039.40 is: 7,704,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,512.34 : 9,993,025.14 = 5,581,039.40 : x
  2. Step 2: Convert to fraction form
    7,238,512.34/9,993,025.14 = 5,581,039.40/x
  3. Step 3: Cross multiply
    7,238,512.34x = 9,993,025.14 × 5,581,039.40
  4. Step 4: Simplify right side
    7,238,512.34x = 55,771,467,031,530.52
  5. Step 5: Solve for x
    x = 55,771,467,031,530.52/7,238,512.34
  6. Step 6: Final answer
    x = 7,704,824.47

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1.5x scale

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.