Home / 73,066,071.94-100,807,454.80-49,820,842.60

Finding the Fourth Proportional to 73,066,071.94, 100,807,454.80 and 49,820,842.60

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Solution

The fourth proportional to 73,066,071.94, 100,807,454.80 and 49,820,842.60 is: 68,736,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,066,071.94 : 100,807,454.80 = 49,820,842.60 : x
  2. Step 2: Convert to fraction form
    73,066,071.94/100,807,454.80 = 49,820,842.60/x
  3. Step 3: Cross multiply
    73,066,071.94x = 100,807,454.80 × 49,820,842.60
  4. Step 4: Simplify right side
    73,066,071.94x = 5,022,312,338,497,414
  5. Step 5: Solve for x
    x = 5,022,312,338,497,414/73,066,071.94
  6. Step 6: Final answer
    x = 68,736,586.01

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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.