Home / 30,167,039.64-45,255,061.86-13,994,625.72

Finding the Fourth Proportional to 30,167,039.64, 45,255,061.86 and 13,994,625.72

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Solution

The fourth proportional to 30,167,039.64, 45,255,061.86 and 13,994,625.72 is: 20,994,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167,039.64 : 45,255,061.86 = 13,994,625.72 : x
  2. Step 2: Convert to fraction form
    30,167,039.64/45,255,061.86 = 13,994,625.72/x
  3. Step 3: Cross multiply
    30,167,039.64x = 45,255,061.86 × 13,994,625.72
  4. Step 4: Simplify right side
    30,167,039.64x = 633,327,652,666,147
  5. Step 5: Solve for x
    x = 633,327,652,666,147/30,167,039.64
  6. Step 6: Final answer
    x = 20,994,027.26

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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.