Home / 7,471,347.39-10,310,347.60-4,208,479.47

Finding the Fourth Proportional to 7,471,347.39, 10,310,347.60 and 4,208,479.47

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Solution

The fourth proportional to 7,471,347.39, 10,310,347.60 and 4,208,479.47 is: 5,807,638.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471,347.39 : 10,310,347.60 = 4,208,479.47 : x
  2. Step 2: Convert to fraction form
    7,471,347.39/10,310,347.60 = 4,208,479.47/x
  3. Step 3: Cross multiply
    7,471,347.39x = 10,310,347.60 × 4,208,479.47
  4. Step 4: Simplify right side
    7,471,347.39x = 43,390,886,203,163.77
  5. Step 5: Solve for x
    x = 43,390,886,203,163.77/7,471,347.39
  6. Step 6: Final answer
    x = 5,807,638.69

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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.