Home / 47,236,181.40-65,037,583.37-40,157,846.55

Finding the Fourth Proportional to 47,236,181.40, 65,037,583.37 and 40,157,846.55

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Solution

The fourth proportional to 47,236,181.40, 65,037,583.37 and 40,157,846.55 is: 55,291,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236,181.40 : 65,037,583.37 = 40,157,846.55 : x
  2. Step 2: Convert to fraction form
    47,236,181.40/65,037,583.37 = 40,157,846.55/x
  3. Step 3: Cross multiply
    47,236,181.40x = 65,037,583.37 × 40,157,846.55
  4. Step 4: Simplify right side
    47,236,181.40x = 2,611,769,292,829,798.50
  5. Step 5: Solve for x
    x = 2,611,769,292,829,798.50/47,236,181.40
  6. Step 6: Final answer
    x = 55,291,711.04

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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.