Home / 22,678,651.86-34,033,921.56-20,510,372.58

Finding the Fourth Proportional to 22,678,651.86, 34,033,921.56 and 20,510,372.58

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Solution

The fourth proportional to 22,678,651.86, 34,033,921.56 and 20,510,372.58 is: 30,779,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678,651.86 : 34,033,921.56 = 20,510,372.58 : x
  2. Step 2: Convert to fraction form
    22,678,651.86/34,033,921.56 = 20,510,372.58/x
  3. Step 3: Cross multiply
    22,678,651.86x = 34,033,921.56 × 20,510,372.58
  4. Step 4: Simplify right side
    22,678,651.86x = 698,048,411,554,094.88
  5. Step 5: Solve for x
    x = 698,048,411,554,094.88/22,678,651.86
  6. Step 6: Final answer
    x = 30,779,978.27

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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.