Home / 8,615,319.27-11,889,140.84-4,747,840.43

Finding the Fourth Proportional to 8,615,319.27, 11,889,140.84 and 4,747,840.43

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Solution

The fourth proportional to 8,615,319.27, 11,889,140.84 and 4,747,840.43 is: 6,552,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,319.27 : 11,889,140.84 = 4,747,840.43 : x
  2. Step 2: Convert to fraction form
    8,615,319.27/11,889,140.84 = 4,747,840.43/x
  3. Step 3: Cross multiply
    8,615,319.27x = 11,889,140.84 × 4,747,840.43
  4. Step 4: Simplify right side
    8,615,319.27x = 56,447,743,534,376.96
  5. Step 5: Solve for x
    x = 56,447,743,534,376.96/8,615,319.27
  6. Step 6: Final answer
    x = 6,552,019.93

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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.