Home / 30,099,722.66-45,151,300.12-8,532,629.18

Finding the Fourth Proportional to 30,099,722.66, 45,151,300.12 and 8,532,629.18

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Solution

The fourth proportional to 30,099,722.66, 45,151,300.12 and 8,532,629.18 is: 12,799,430.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099,722.66 : 45,151,300.12 = 8,532,629.18 : x
  2. Step 2: Convert to fraction form
    30,099,722.66/45,151,300.12 = 8,532,629.18/x
  3. Step 3: Cross multiply
    30,099,722.66x = 45,151,300.12 × 8,532,629.18
  4. Step 4: Simplify right side
    30,099,722.66x = 385,259,300,918,849.44
  5. Step 5: Solve for x
    x = 385,259,300,918,849.44/30,099,722.66
  6. Step 6: Final answer
    x = 12,799,430.26

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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.