Home / 6,812,480.87-10,220,693.71-2,020,285.47

Finding the Fourth Proportional to 6,812,480.87, 10,220,693.71 and 2,020,285.47

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Solution

The fourth proportional to 6,812,480.87, 10,220,693.71 and 2,020,285.47 is: 3,031,013.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,480.87 : 10,220,693.71 = 2,020,285.47 : x
  2. Step 2: Convert to fraction form
    6,812,480.87/10,220,693.71 = 2,020,285.47/x
  3. Step 3: Cross multiply
    6,812,480.87x = 10,220,693.71 × 2,020,285.47
  4. Step 4: Simplify right side
    6,812,480.87x = 20,648,718,939,479.21
  5. Step 5: Solve for x
    x = 20,648,718,939,479.21/6,812,480.87
  6. Step 6: Final answer
    x = 3,031,013.13

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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.