Home / 20,590,164.14-30,885,484.04-6,213,356.48

Finding the Fourth Proportional to 20,590,164.14, 30,885,484.04 and 6,213,356.48

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Solution

The fourth proportional to 20,590,164.14, 30,885,484.04 and 6,213,356.48 is: 9,320,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,590,164.14 : 30,885,484.04 = 6,213,356.48 : x
  2. Step 2: Convert to fraction form
    20,590,164.14/30,885,484.04 = 6,213,356.48/x
  3. Step 3: Cross multiply
    20,590,164.14x = 30,885,484.04 × 6,213,356.48
  4. Step 4: Simplify right side
    20,590,164.14x = 191,902,522,397,870.59
  5. Step 5: Solve for x
    x = 191,902,522,397,870.59/20,590,164.14
  6. Step 6: Final answer
    x = 9,320,106.49

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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.