Home / 7,730,786.21-10,668,613.46-4,246,447.16

Finding the Fourth Proportional to 7,730,786.21, 10,668,613.46 and 4,246,447.16

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Solution

The fourth proportional to 7,730,786.21, 10,668,613.46 and 4,246,447.16 is: 5,860,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730,786.21 : 10,668,613.46 = 4,246,447.16 : x
  2. Step 2: Convert to fraction form
    7,730,786.21/10,668,613.46 = 4,246,447.16/x
  3. Step 3: Cross multiply
    7,730,786.21x = 10,668,613.46 × 4,246,447.16
  4. Step 4: Simplify right side
    7,730,786.21x = 45,303,703,333,794.07
  5. Step 5: Solve for x
    x = 45,303,703,333,794.07/7,730,786.21
  6. Step 6: Final answer
    x = 5,860,167.66

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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.