Home / 10,889,190.63-15,027,275.49-5,927,775.51

Finding the Fourth Proportional to 10,889,190.63, 15,027,275.49 and 5,927,775.51

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Solution

The fourth proportional to 10,889,190.63, 15,027,275.49 and 5,927,775.51 is: 8,180,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,190.63 : 15,027,275.49 = 5,927,775.51 : x
  2. Step 2: Convert to fraction form
    10,889,190.63/15,027,275.49 = 5,927,775.51/x
  3. Step 3: Cross multiply
    10,889,190.63x = 15,027,275.49 × 5,927,775.51
  4. Step 4: Simplify right side
    10,889,190.63x = 89,078,315,631,645.25
  5. Step 5: Solve for x
    x = 89,078,315,631,645.25/10,889,190.63
  6. Step 6: Final answer
    x = 8,180,434.95

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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.