Home / 57,312,341.70-85,968,512.55-49,847,381.70

Finding the Fourth Proportional to 57,312,341.70, 85,968,512.55 and 49,847,381.70

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Solution

The fourth proportional to 57,312,341.70, 85,968,512.55 and 49,847,381.70 is: 74,771,072.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,341.70 : 85,968,512.55 = 49,847,381.70 : x
  2. Step 2: Convert to fraction form
    57,312,341.70/85,968,512.55 = 49,847,381.70/x
  3. Step 3: Cross multiply
    57,312,341.70x = 85,968,512.55 × 49,847,381.70
  4. Step 4: Simplify right side
    57,312,341.70x = 4,285,305,259,261,090.50
  5. Step 5: Solve for x
    x = 4,285,305,259,261,090.50/57,312,341.70
  6. Step 6: Final answer
    x = 74,771,072.55

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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.