Home / 43,608,201.90-65,412,302.85-30,003,312.30

Finding the Fourth Proportional to 43,608,201.90, 65,412,302.85 and 30,003,312.30

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Solution

The fourth proportional to 43,608,201.90, 65,412,302.85 and 30,003,312.30 is: 45,004,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,608,201.90 : 65,412,302.85 = 30,003,312.30 : x
  2. Step 2: Convert to fraction form
    43,608,201.90/65,412,302.85 = 30,003,312.30/x
  3. Step 3: Cross multiply
    43,608,201.90x = 65,412,302.85 × 30,003,312.30
  4. Step 4: Simplify right side
    43,608,201.90x = 1,962,585,750,670,730.25
  5. Step 5: Solve for x
    x = 1,962,585,750,670,730.25/43,608,201.90
  6. Step 6: Final answer
    x = 45,004,968.45

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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.