Home / 13,283,904.98-18,331,222.47-7,403,226.24

Finding the Fourth Proportional to 13,283,904.98, 18,331,222.47 and 7,403,226.24

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Solution

The fourth proportional to 13,283,904.98, 18,331,222.47 and 7,403,226.24 is: 10,216,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,283,904.98 : 18,331,222.47 = 7,403,226.24 : x
  2. Step 2: Convert to fraction form
    13,283,904.98/18,331,222.47 = 7,403,226.24/x
  3. Step 3: Cross multiply
    13,283,904.98x = 18,331,222.47 × 7,403,226.24
  4. Step 4: Simplify right side
    13,283,904.98x = 135,710,187,201,181.61
  5. Step 5: Solve for x
    x = 135,710,187,201,181.61/13,283,904.98
  6. Step 6: Final answer
    x = 10,216,136.55

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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.