Home / 10,197,037.40-15,295,556.10-7,677,613.40

Finding the Fourth Proportional to 10,197,037.40, 15,295,556.10 and 7,677,613.40

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Solution

The fourth proportional to 10,197,037.40, 15,295,556.10 and 7,677,613.40 is: 11,516,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197,037.40 : 15,295,556.10 = 7,677,613.40 : x
  2. Step 2: Convert to fraction form
    10,197,037.40/15,295,556.10 = 7,677,613.40/x
  3. Step 3: Cross multiply
    10,197,037.40x = 15,295,556.10 × 7,677,613.40
  4. Step 4: Simplify right side
    10,197,037.40x = 117,433,366,473,811.75
  5. Step 5: Solve for x
    x = 117,433,366,473,811.75/10,197,037.40
  6. Step 6: Final answer
    x = 11,516,420.10

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Double scale
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Similar ratio
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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.