Home / 9,478,201.94-13,079,879.29-5,127,277.52

Finding the Fourth Proportional to 9,478,201.94, 13,079,879.29 and 5,127,277.52

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Solution

The fourth proportional to 9,478,201.94, 13,079,879.29 and 5,127,277.52 is: 7,075,621.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,201.94 : 13,079,879.29 = 5,127,277.52 : x
  2. Step 2: Convert to fraction form
    9,478,201.94/13,079,879.29 = 5,127,277.52/x
  3. Step 3: Cross multiply
    9,478,201.94x = 13,079,879.29 × 5,127,277.52
  4. Step 4: Simplify right side
    9,478,201.94x = 67,064,171,087,039.35
  5. Step 5: Solve for x
    x = 67,064,171,087,039.35/9,478,201.94
  6. Step 6: Final answer
    x = 7,075,621.68

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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.