Home / 6,782,810.63-9,360,276.51-3,727,221.71

Finding the Fourth Proportional to 6,782,810.63, 9,360,276.51 and 3,727,221.71

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Solution

The fourth proportional to 6,782,810.63, 9,360,276.51 and 3,727,221.71 is: 5,143,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,810.63 : 9,360,276.51 = 3,727,221.71 : x
  2. Step 2: Convert to fraction form
    6,782,810.63/9,360,276.51 = 3,727,221.71/x
  3. Step 3: Cross multiply
    6,782,810.63x = 9,360,276.51 × 3,727,221.71
  4. Step 4: Simplify right side
    6,782,810.63x = 34,887,825,772,873.65
  5. Step 5: Solve for x
    x = 34,887,825,772,873.65/6,782,810.63
  6. Step 6: Final answer
    x = 5,143,564.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.