Home / 7,644,640.56-10,549,605.60-4,206,881.52

Finding the Fourth Proportional to 7,644,640.56, 10,549,605.60 and 4,206,881.52

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Solution

The fourth proportional to 7,644,640.56, 10,549,605.60 and 4,206,881.52 is: 5,805,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,640.56 : 10,549,605.60 = 4,206,881.52 : x
  2. Step 2: Convert to fraction form
    7,644,640.56/10,549,605.60 = 4,206,881.52/x
  3. Step 3: Cross multiply
    7,644,640.56x = 10,549,605.60 × 4,206,881.52
  4. Step 4: Simplify right side
    7,644,640.56x = 44,380,940,841,928.51
  5. Step 5: Solve for x
    x = 44,380,940,841,928.51/7,644,640.56
  6. Step 6: Final answer
    x = 5,805,497.39

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1.5x scale

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.