Home / 49,928,086.80-74,892,130.20-12,105,622.80

Finding the Fourth Proportional to 49,928,086.80, 74,892,130.20 and 12,105,622.80

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Solution

The fourth proportional to 49,928,086.80, 74,892,130.20 and 12,105,622.80 is: 18,158,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,928,086.80 : 74,892,130.20 = 12,105,622.80 : x
  2. Step 2: Convert to fraction form
    49,928,086.80/74,892,130.20 = 12,105,622.80/x
  3. Step 3: Cross multiply
    49,928,086.80x = 74,892,130.20 × 12,105,622.80
  4. Step 4: Simplify right side
    49,928,086.80x = 906,615,878,889,688.62
  5. Step 5: Solve for x
    x = 906,615,878,889,688.62/49,928,086.80
  6. Step 6: Final answer
    x = 18,158,434.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.