Home / 6,106,782.09-8,426,762.78-3,528,407.51

Finding the Fourth Proportional to 6,106,782.09, 8,426,762.78 and 3,528,407.51

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Solution

The fourth proportional to 6,106,782.09, 8,426,762.78 and 3,528,407.51 is: 4,868,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106,782.09 : 8,426,762.78 = 3,528,407.51 : x
  2. Step 2: Convert to fraction form
    6,106,782.09/8,426,762.78 = 3,528,407.51/x
  3. Step 3: Cross multiply
    6,106,782.09x = 8,426,762.78 × 3,528,407.51
  4. Step 4: Simplify right side
    6,106,782.09x = 29,733,053,077,940.47
  5. Step 5: Solve for x
    x = 29,733,053,077,940.47/6,106,782.09
  6. Step 6: Final answer
    x = 4,868,857.71

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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.