Home / 15,257,470.34-21,056,489.44-8,733,146.60

Finding the Fourth Proportional to 15,257,470.34, 21,056,489.44 and 8,733,146.60

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Solution

The fourth proportional to 15,257,470.34, 21,056,489.44 and 8,733,146.60 is: 12,052,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,257,470.34 : 21,056,489.44 = 8,733,146.60 : x
  2. Step 2: Convert to fraction form
    15,257,470.34/21,056,489.44 = 8,733,146.60/x
  3. Step 3: Cross multiply
    15,257,470.34x = 21,056,489.44 × 8,733,146.60
  4. Step 4: Simplify right side
    15,257,470.34x = 183,889,409,033,756.59
  5. Step 5: Solve for x
    x = 183,889,409,033,756.59/15,257,470.34
  6. Step 6: Final answer
    x = 12,052,417.93

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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.