Home / 15,496,840.47-21,415,134.81-11,622,635.58

Finding the Fourth Proportional to 15,496,840.47, 21,415,134.81 and 11,622,635.58

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Solution

The fourth proportional to 15,496,840.47, 21,415,134.81 and 11,622,635.58 is: 16,061,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,496,840.47 : 21,415,134.81 = 11,622,635.58 : x
  2. Step 2: Convert to fraction form
    15,496,840.47/21,415,134.81 = 11,622,635.58/x
  3. Step 3: Cross multiply
    15,496,840.47x = 21,415,134.81 × 11,622,635.58
  4. Step 4: Simplify right side
    15,496,840.47x = 248,900,307,793,202.53
  5. Step 5: Solve for x
    x = 248,900,307,793,202.53/15,496,840.47
  6. Step 6: Final answer
    x = 16,061,358.33

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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.