Home / 36,700,359.90-50,646,554.91-20,402,835.90

Finding the Fourth Proportional to 36,700,359.90, 50,646,554.91 and 20,402,835.90

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Solution

The fourth proportional to 36,700,359.90, 50,646,554.91 and 20,402,835.90 is: 28,155,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,359.90 : 50,646,554.91 = 20,402,835.90 : x
  2. Step 2: Convert to fraction form
    36,700,359.90/50,646,554.91 = 20,402,835.90/x
  3. Step 3: Cross multiply
    36,700,359.90x = 50,646,554.91 × 20,402,835.90
  4. Step 4: Simplify right side
    36,700,359.90x = 1,033,333,348,729,069.12
  5. Step 5: Solve for x
    x = 1,033,333,348,729,069.12/36,700,359.90
  6. Step 6: Final answer
    x = 28,155,945.92

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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.