Home / 12,726,840.66-17,563,406.50-6,925,990.02

Finding the Fourth Proportional to 12,726,840.66, 17,563,406.50 and 6,925,990.02

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Solution

The fourth proportional to 12,726,840.66, 17,563,406.50 and 6,925,990.02 is: 9,558,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,840.66 : 17,563,406.50 = 6,925,990.02 : x
  2. Step 2: Convert to fraction form
    12,726,840.66/17,563,406.50 = 6,925,990.02/x
  3. Step 3: Cross multiply
    12,726,840.66x = 17,563,406.50 × 6,925,990.02
  4. Step 4: Simplify right side
    12,726,840.66x = 121,643,978,136,203.12
  5. Step 5: Solve for x
    x = 121,643,978,136,203.12/12,726,840.66
  6. Step 6: Final answer
    x = 9,558,065.62

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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.