Home / 49,181,881.60-73,785,724.80-18,890,732.80

Finding the Fourth Proportional to 49,181,881.60, 73,785,724.80 and 18,890,732.80

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Solution

The fourth proportional to 49,181,881.60, 73,785,724.80 and 18,890,732.80 is: 28,341,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,181,881.60 : 73,785,724.80 = 18,890,732.80 : x
  2. Step 2: Convert to fraction form
    49,181,881.60/73,785,724.80 = 18,890,732.80/x
  3. Step 3: Cross multiply
    49,181,881.60x = 73,785,724.80 × 18,890,732.80
  4. Step 4: Simplify right side
    49,181,881.60x = 1,393,866,411,651,133.50
  5. Step 5: Solve for x
    x = 1,393,866,411,651,133.50/49,181,881.60
  6. Step 6: Final answer
    x = 28,341,055.00

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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.