Home / 20,733,095.60-31,099,643.40-9,948,561.20

Finding the Fourth Proportional to 20,733,095.60, 31,099,643.40 and 9,948,561.20

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Solution

The fourth proportional to 20,733,095.60, 31,099,643.40 and 9,948,561.20 is: 14,922,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,095.60 : 31,099,643.40 = 9,948,561.20 : x
  2. Step 2: Convert to fraction form
    20,733,095.60/31,099,643.40 = 9,948,561.20/x
  3. Step 3: Cross multiply
    20,733,095.60x = 31,099,643.40 × 9,948,561.20
  4. Step 4: Simplify right side
    20,733,095.60x = 309,396,705,663,076.06
  5. Step 5: Solve for x
    x = 309,396,705,663,076.06/20,733,095.60
  6. Step 6: Final answer
    x = 14,922,841.80

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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.