Home / 20,184,005.79-27,890,363.17-14,372,698.46

Finding the Fourth Proportional to 20,184,005.79, 27,890,363.17 and 14,372,698.46

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Solution

The fourth proportional to 20,184,005.79, 27,890,363.17 and 14,372,698.46 is: 19,860,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,005.79 : 27,890,363.17 = 14,372,698.46 : x
  2. Step 2: Convert to fraction form
    20,184,005.79/27,890,363.17 = 14,372,698.46/x
  3. Step 3: Cross multiply
    20,184,005.79x = 27,890,363.17 × 14,372,698.46
  4. Step 4: Simplify right side
    20,184,005.79x = 400,859,779,660,813.81
  5. Step 5: Solve for x
    x = 400,859,779,660,813.81/20,184,005.79
  6. Step 6: Final answer
    x = 19,860,268.76

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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.