Home / 36,840,412.71-50,838,878.68-20,320,182.45

Finding the Fourth Proportional to 36,840,412.71, 50,838,878.68 and 20,320,182.45

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Solution

The fourth proportional to 36,840,412.71, 50,838,878.68 and 20,320,182.45 is: 28,041,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840,412.71 : 50,838,878.68 = 20,320,182.45 : x
  2. Step 2: Convert to fraction form
    36,840,412.71/50,838,878.68 = 20,320,182.45/x
  3. Step 3: Cross multiply
    36,840,412.71x = 50,838,878.68 × 20,320,182.45
  4. Step 4: Simplify right side
    36,840,412.71x = 1,033,055,290,280,214.75
  5. Step 5: Solve for x
    x = 1,033,055,290,280,214.75/36,840,412.71
  6. Step 6: Final answer
    x = 28,041,360.41

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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.