Home / 54,740,376.77-82,108,406.17-20,181,838.80

Finding the Fourth Proportional to 54,740,376.77, 82,108,406.17 and 20,181,838.80

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Solution

The fourth proportional to 54,740,376.77, 82,108,406.17 and 20,181,838.80 is: 30,271,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740,376.77 : 82,108,406.17 = 20,181,838.80 : x
  2. Step 2: Convert to fraction form
    54,740,376.77/82,108,406.17 = 20,181,838.80/x
  3. Step 3: Cross multiply
    54,740,376.77x = 82,108,406.17 × 20,181,838.80
  4. Step 4: Simplify right side
    54,740,376.77x = 1,657,098,617,346,956.50
  5. Step 5: Solve for x
    x = 1,657,098,617,346,956.50/54,740,376.77
  6. Step 6: Final answer
    x = 30,271,962.22

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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.