Home / 7,338,980.94-10,128,025.35-4,397,828.64

Finding the Fourth Proportional to 7,338,980.94, 10,128,025.35 and 4,397,828.64

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Solution

The fourth proportional to 7,338,980.94, 10,128,025.35 and 4,397,828.64 is: 6,069,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,980.94 : 10,128,025.35 = 4,397,828.64 : x
  2. Step 2: Convert to fraction form
    7,338,980.94/10,128,025.35 = 4,397,828.64/x
  3. Step 3: Cross multiply
    7,338,980.94x = 10,128,025.35 × 4,397,828.64
  4. Step 4: Simplify right side
    7,338,980.94x = 44,541,319,950,876.02
  5. Step 5: Solve for x
    x = 44,541,319,950,876.02/7,338,980.94
  6. Step 6: Final answer
    x = 6,069,142.34

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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.