Home / 36,700,345.40-50,646,534.90-20,402,821.40

Finding the Fourth Proportional to 36,700,345.40, 50,646,534.90 and 20,402,821.40

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Solution

The fourth proportional to 36,700,345.40, 50,646,534.90 and 20,402,821.40 is: 28,155,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,345.40 : 50,646,534.90 = 20,402,821.40 : x
  2. Step 2: Convert to fraction form
    36,700,345.40/50,646,534.90 = 20,402,821.40/x
  3. Step 3: Cross multiply
    36,700,345.40x = 50,646,534.90 × 20,402,821.40
  4. Step 4: Simplify right side
    36,700,345.40x = 1,033,332,206,093,566.75
  5. Step 5: Solve for x
    x = 1,033,332,206,093,566.75/36,700,345.40
  6. Step 6: Final answer
    x = 28,155,925.91

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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.