Home / 49,916,766.44-74,827,316.70-21,123,293.16

Finding the Fourth Proportional to 49,916,766.44, 74,827,316.70 and 21,123,293.16

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Solution

The fourth proportional to 49,916,766.44, 74,827,316.70 and 21,123,293.16 is: 31,664,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916,766.44 : 74,827,316.70 = 21,123,293.16 : x
  2. Step 2: Convert to fraction form
    49,916,766.44/74,827,316.70 = 21,123,293.16/x
  3. Step 3: Cross multiply
    49,916,766.44x = 74,827,316.70 × 21,123,293.16
  4. Step 4: Simplify right side
    49,916,766.44x = 1,580,599,347,030,263.75
  5. Step 5: Solve for x
    x = 1,580,599,347,030,263.75/49,916,766.44
  6. Step 6: Final answer
    x = 31,664,698.25

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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.