Home / 5,042,421.86-7,547,976.38-2,731,174.80

Finding the Fourth Proportional to 5,042,421.86, 7,547,976.38 and 2,731,174.80

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Solution

The fourth proportional to 5,042,421.86, 7,547,976.38 and 2,731,174.80 is: 4,088,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042,421.86 : 7,547,976.38 = 2,731,174.80 : x
  2. Step 2: Convert to fraction form
    5,042,421.86/7,547,976.38 = 2,731,174.80/x
  3. Step 3: Cross multiply
    5,042,421.86x = 7,547,976.38 × 2,731,174.80
  4. Step 4: Simplify right side
    5,042,421.86x = 20,614,842,880,051.22
  5. Step 5: Solve for x
    x = 20,614,842,880,051.22/5,042,421.86
  6. Step 6: Final answer
    x = 4,088,282.07

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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.