Home / 21,184,095.90-29,178,365.86-16,279,928.22

Finding the Fourth Proportional to 21,184,095.90, 29,178,365.86 and 16,279,928.22

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Solution

The fourth proportional to 21,184,095.90, 29,178,365.86 and 16,279,928.22 is: 22,423,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184,095.90 : 29,178,365.86 = 16,279,928.22 : x
  2. Step 2: Convert to fraction form
    21,184,095.90/29,178,365.86 = 16,279,928.22/x
  3. Step 3: Cross multiply
    21,184,095.90x = 29,178,365.86 × 16,279,928.22
  4. Step 4: Simplify right side
    21,184,095.90x = 475,021,701,777,698.56
  5. Step 5: Solve for x
    x = 475,021,701,777,698.56/21,184,095.90
  6. Step 6: Final answer
    x = 22,423,506.01

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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.