Home / 7,699,336.80-11,549,005.20-5,310,549.60

Finding the Fourth Proportional to 7,699,336.80, 11,549,005.20 and 5,310,549.60

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Solution

The fourth proportional to 7,699,336.80, 11,549,005.20 and 5,310,549.60 is: 7,965,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699,336.80 : 11,549,005.20 = 5,310,549.60 : x
  2. Step 2: Convert to fraction form
    7,699,336.80/11,549,005.20 = 5,310,549.60/x
  3. Step 3: Cross multiply
    7,699,336.80x = 11,549,005.20 × 5,310,549.60
  4. Step 4: Simplify right side
    7,699,336.80x = 61,331,564,945,257.91
  5. Step 5: Solve for x
    x = 61,331,564,945,257.91/7,699,336.80
  6. Step 6: Final answer
    x = 7,965,824.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.