Home / 21,987,024.55-30,342,129.63-12,197,468.97

Finding the Fourth Proportional to 21,987,024.55, 30,342,129.63 and 12,197,468.97

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Solution

The fourth proportional to 21,987,024.55, 30,342,129.63 and 12,197,468.97 is: 16,832,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,987,024.55 : 30,342,129.63 = 12,197,468.97 : x
  2. Step 2: Convert to fraction form
    21,987,024.55/30,342,129.63 = 12,197,468.97/x
  3. Step 3: Cross multiply
    21,987,024.55x = 30,342,129.63 × 12,197,468.97
  4. Step 4: Simplify right side
    21,987,024.55x = 370,097,184,599,902.06
  5. Step 5: Solve for x
    x = 370,097,184,599,902.06/21,987,024.55
  6. Step 6: Final answer
    x = 16,832,527.01

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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.