Home / 5,011,534.72-7,515,044.16-2,990,711.68

Finding the Fourth Proportional to 5,011,534.72, 7,515,044.16 and 2,990,711.68

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Solution

The fourth proportional to 5,011,534.72, 7,515,044.16 and 2,990,711.68 is: 4,484,720.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011,534.72 : 7,515,044.16 = 2,990,711.68 : x
  2. Step 2: Convert to fraction form
    5,011,534.72/7,515,044.16 = 2,990,711.68/x
  3. Step 3: Cross multiply
    5,011,534.72x = 7,515,044.16 × 2,990,711.68
  4. Step 4: Simplify right side
    5,011,534.72x = 22,475,330,345,027.79
  5. Step 5: Solve for x
    x = 22,475,330,345,027.79/5,011,534.72
  6. Step 6: Final answer
    x = 4,484,720.07

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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.