Home / 7,727,113.17-10,662,882.77-4,289,083.56

Finding the Fourth Proportional to 7,727,113.17, 10,662,882.77 and 4,289,083.56

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Solution

The fourth proportional to 7,727,113.17, 10,662,882.77 and 4,289,083.56 is: 5,918,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727,113.17 : 10,662,882.77 = 4,289,083.56 : x
  2. Step 2: Convert to fraction form
    7,727,113.17/10,662,882.77 = 4,289,083.56/x
  3. Step 3: Cross multiply
    7,727,113.17x = 10,662,882.77 × 4,289,083.56
  4. Step 4: Simplify right side
    7,727,113.17x = 45,733,995,191,014.26
  5. Step 5: Solve for x
    x = 45,733,995,191,014.26/7,727,113.17
  6. Step 6: Final answer
    x = 5,918,639.24

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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.