Home / 30,486,003.96-45,669,216.06-17,679,603.72

Finding the Fourth Proportional to 30,486,003.96, 45,669,216.06 and 17,679,603.72

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Solution

The fourth proportional to 30,486,003.96, 45,669,216.06 and 17,679,603.72 is: 26,484,731.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,486,003.96 : 45,669,216.06 = 17,679,603.72 : x
  2. Step 2: Convert to fraction form
    30,486,003.96/45,669,216.06 = 17,679,603.72/x
  3. Step 3: Cross multiply
    30,486,003.96x = 45,669,216.06 × 17,679,603.72
  4. Step 4: Simplify right side
    30,486,003.96x = 807,413,642,143,859.75
  5. Step 5: Solve for x
    x = 807,413,642,143,859.75/30,486,003.96
  6. Step 6: Final answer
    x = 26,484,731.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.