Home / 8,827,795.68-12,181,969.20-5,157,052.32

Finding the Fourth Proportional to 8,827,795.68, 12,181,969.20 and 5,157,052.32

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Solution

The fourth proportional to 8,827,795.68, 12,181,969.20 and 5,157,052.32 is: 7,116,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827,795.68 : 12,181,969.20 = 5,157,052.32 : x
  2. Step 2: Convert to fraction form
    8,827,795.68/12,181,969.20 = 5,157,052.32/x
  3. Step 3: Cross multiply
    8,827,795.68x = 12,181,969.20 × 5,157,052.32
  4. Step 4: Simplify right side
    8,827,795.68x = 62,823,052,525,028.55
  5. Step 5: Solve for x
    x = 62,823,052,525,028.55/8,827,795.68
  6. Step 6: Final answer
    x = 7,116,505.05

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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.