Home / 20,873,405.60-31,310,108.40-10,095,869.60

Finding the Fourth Proportional to 20,873,405.60, 31,310,108.40 and 10,095,869.60

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Solution

The fourth proportional to 20,873,405.60, 31,310,108.40 and 10,095,869.60 is: 15,143,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,873,405.60 : 31,310,108.40 = 10,095,869.60 : x
  2. Step 2: Convert to fraction form
    20,873,405.60/31,310,108.40 = 10,095,869.60/x
  3. Step 3: Cross multiply
    20,873,405.60x = 31,310,108.40 × 10,095,869.60
  4. Step 4: Simplify right side
    20,873,405.60x = 316,102,771,568,264.62
  5. Step 5: Solve for x
    x = 316,102,771,568,264.62/20,873,405.60
  6. Step 6: Final answer
    x = 15,143,804.40

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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.