Home / 22,421,697.96-30,941,942.86-12,108,420.16

Finding the Fourth Proportional to 22,421,697.96, 30,941,942.86 and 12,108,420.16

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Solution

The fourth proportional to 22,421,697.96, 30,941,942.86 and 12,108,420.16 is: 16,709,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,697.96 : 30,941,942.86 = 12,108,420.16 : x
  2. Step 2: Convert to fraction form
    22,421,697.96/30,941,942.86 = 12,108,420.16/x
  3. Step 3: Cross multiply
    22,421,697.96x = 30,941,942.86 × 12,108,420.16
  4. Step 4: Simplify right side
    22,421,697.96x = 374,658,044,715,592.06
  5. Step 5: Solve for x
    x = 374,658,044,715,592.06/22,421,697.96
  6. Step 6: Final answer
    x = 16,709,619.65

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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.