Home / 7,727,115.55-10,662,886.04-4,289,085.94

Finding the Fourth Proportional to 7,727,115.55, 10,662,886.04 and 4,289,085.94

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Solution

The fourth proportional to 7,727,115.55, 10,662,886.04 and 4,289,085.94 is: 5,918,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727,115.55 : 10,662,886.04 = 4,289,085.94 : x
  2. Step 2: Convert to fraction form
    7,727,115.55/10,662,886.04 = 4,289,085.94/x
  3. Step 3: Cross multiply
    7,727,115.55x = 10,662,886.04 × 4,289,085.94
  4. Step 4: Simplify right side
    7,727,115.55x = 45,734,034,593,986.28
  5. Step 5: Solve for x
    x = 45,734,034,593,986.28/7,727,115.55
  6. Step 6: Final answer
    x = 5,918,642.51

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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.