Home / 17,742,493.60-26,613,740.40-9,680,336.80

Finding the Fourth Proportional to 17,742,493.60, 26,613,740.40 and 9,680,336.80

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Solution

The fourth proportional to 17,742,493.60, 26,613,740.40 and 9,680,336.80 is: 14,520,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742,493.60 : 26,613,740.40 = 9,680,336.80 : x
  2. Step 2: Convert to fraction form
    17,742,493.60/26,613,740.40 = 9,680,336.80/x
  3. Step 3: Cross multiply
    17,742,493.60x = 26,613,740.40 × 9,680,336.80
  4. Step 4: Simplify right side
    17,742,493.60x = 257,629,970,579,766.72
  5. Step 5: Solve for x
    x = 257,629,970,579,766.72/17,742,493.60
  6. Step 6: Final answer
    x = 14,520,505.20

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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.