Home / 23,653,781.60-32,642,190.96-12,788,739.68

Finding the Fourth Proportional to 23,653,781.60, 32,642,190.96 and 12,788,739.68

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Solution

The fourth proportional to 23,653,781.60, 32,642,190.96 and 12,788,739.68 is: 17,648,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653,781.60 : 32,642,190.96 = 12,788,739.68 : x
  2. Step 2: Convert to fraction form
    23,653,781.60/32,642,190.96 = 12,788,739.68/x
  3. Step 3: Cross multiply
    23,653,781.60x = 32,642,190.96 × 12,788,739.68
  4. Step 4: Simplify right side
    23,653,781.60x = 417,452,482,772,289.31
  5. Step 5: Solve for x
    x = 417,452,482,772,289.31/23,653,781.60
  6. Step 6: Final answer
    x = 17,648,445.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.