Home / 14,360,319.41-21,508,811.35-11,870,055.41

Finding the Fourth Proportional to 14,360,319.41, 21,508,811.35 and 11,870,055.41

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Solution

The fourth proportional to 14,360,319.41, 21,508,811.35 and 11,870,055.41 is: 17,778,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360,319.41 : 21,508,811.35 = 11,870,055.41 : x
  2. Step 2: Convert to fraction form
    14,360,319.41/21,508,811.35 = 11,870,055.41/x
  3. Step 3: Cross multiply
    14,360,319.41x = 21,508,811.35 × 11,870,055.41
  4. Step 4: Simplify right side
    14,360,319.41x = 255,310,782,390,517.69
  5. Step 5: Solve for x
    x = 255,310,782,390,517.69/14,360,319.41
  6. Step 6: Final answer
    x = 17,778,906.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.