Home / 8,437,840.43-11,644,220.20-4,570,361.60

Finding the Fourth Proportional to 8,437,840.43, 11,644,220.20 and 4,570,361.60

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Solution

The fourth proportional to 8,437,840.43, 11,644,220.20 and 4,570,361.60 is: 6,307,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437,840.43 : 11,644,220.20 = 4,570,361.60 : x
  2. Step 2: Convert to fraction form
    8,437,840.43/11,644,220.20 = 4,570,361.60/x
  3. Step 3: Cross multiply
    8,437,840.43x = 11,644,220.20 × 4,570,361.60
  4. Step 4: Simplify right side
    8,437,840.43x = 53,218,296,864,024.31
  5. Step 5: Solve for x
    x = 53,218,296,864,024.31/8,437,840.43
  6. Step 6: Final answer
    x = 6,307,099.23

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1.5x scale

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.