Home / 36,700,331.40-50,646,515.58-20,402,807.40

Finding the Fourth Proportional to 36,700,331.40, 50,646,515.58 and 20,402,807.40

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Solution

The fourth proportional to 36,700,331.40, 50,646,515.58 and 20,402,807.40 is: 28,155,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,331.40 : 50,646,515.58 = 20,402,807.40 : x
  2. Step 2: Convert to fraction form
    36,700,331.40/50,646,515.58 = 20,402,807.40/x
  3. Step 3: Cross multiply
    36,700,331.40x = 50,646,515.58 × 20,402,807.40
  4. Step 4: Simplify right side
    36,700,331.40x = 1,033,331,102,859,839.12
  5. Step 5: Solve for x
    x = 1,033,331,102,859,839.12/36,700,331.40
  6. Step 6: Final answer
    x = 28,155,906.59

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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.