Home / 36,700,330.40-50,646,514.20-20,402,806.40

Finding the Fourth Proportional to 36,700,330.40, 50,646,514.20 and 20,402,806.40

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Solution

The fourth proportional to 36,700,330.40, 50,646,514.20 and 20,402,806.40 is: 28,155,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,330.40 : 50,646,514.20 = 20,402,806.40 : x
  2. Step 2: Convert to fraction form
    36,700,330.40/50,646,514.20 = 20,402,806.40/x
  3. Step 3: Cross multiply
    36,700,330.40x = 50,646,514.20 × 20,402,806.40
  4. Step 4: Simplify right side
    36,700,330.40x = 1,033,331,024,057,450.88
  5. Step 5: Solve for x
    x = 1,033,331,024,057,450.88/36,700,330.40
  6. Step 6: Final answer
    x = 28,155,905.21

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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.