Home / 14,095,315.60-21,158,719.80-13,170,214.60

Finding the Fourth Proportional to 14,095,315.60, 21,158,719.80 and 13,170,214.60

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Solution

The fourth proportional to 14,095,315.60, 21,158,719.80 and 13,170,214.60 is: 19,770,034.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,315.60 : 21,158,719.80 = 13,170,214.60 : x
  2. Step 2: Convert to fraction form
    14,095,315.60/21,158,719.80 = 13,170,214.60/x
  3. Step 3: Cross multiply
    14,095,315.60x = 21,158,719.80 × 13,170,214.60
  4. Step 4: Simplify right side
    14,095,315.60x = 278,664,880,427,269.09
  5. Step 5: Solve for x
    x = 278,664,880,427,269.09/14,095,315.60
  6. Step 6: Final answer
    x = 19,770,034.84

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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.