Home / 20,042,387.04-30,048,858-6,387,675.96

Finding the Fourth Proportional to 20,042,387.04, 30,048,858 and 6,387,675.96

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Solution

The fourth proportional to 20,042,387.04, 30,048,858 and 6,387,675.96 is: 9,576,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,387.04 : 30,048,858 = 6,387,675.96 : x
  2. Step 2: Convert to fraction form
    20,042,387.04/30,048,858 = 6,387,675.96/x
  3. Step 3: Cross multiply
    20,042,387.04x = 30,048,858 × 6,387,675.96
  4. Step 4: Simplify right side
    20,042,387.04x = 191,942,367,872,053.69
  5. Step 5: Solve for x
    x = 191,942,367,872,053.69/20,042,387.04
  6. Step 6: Final answer
    x = 9,576,821.74

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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.