Home / 19,640,316.10-27,102,581.22-10,819,478.20

Finding the Fourth Proportional to 19,640,316.10, 27,102,581.22 and 10,819,478.20

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Solution

The fourth proportional to 19,640,316.10, 27,102,581.22 and 10,819,478.20 is: 14,930,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640,316.10 : 27,102,581.22 = 10,819,478.20 : x
  2. Step 2: Convert to fraction form
    19,640,316.10/27,102,581.22 = 10,819,478.20/x
  3. Step 3: Cross multiply
    19,640,316.10x = 27,102,581.22 × 10,819,478.20
  4. Step 4: Simplify right side
    19,640,316.10x = 293,235,786,673,519.38
  5. Step 5: Solve for x
    x = 293,235,786,673,519.38/19,640,316.10
  6. Step 6: Final answer
    x = 14,930,298.74

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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.