Home / 19,172,541.60-28,758,812.40-9,094,845.60

Finding the Fourth Proportional to 19,172,541.60, 28,758,812.40 and 9,094,845.60

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Solution

The fourth proportional to 19,172,541.60, 28,758,812.40 and 9,094,845.60 is: 13,642,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,541.60 : 28,758,812.40 = 9,094,845.60 : x
  2. Step 2: Convert to fraction form
    19,172,541.60/28,758,812.40 = 9,094,845.60/x
  3. Step 3: Cross multiply
    19,172,541.60x = 28,758,812.40 × 9,094,845.60
  4. Step 4: Simplify right side
    19,172,541.60x = 261,556,958,417,365.41
  5. Step 5: Solve for x
    x = 261,556,958,417,365.41/19,172,541.60
  6. Step 6: Final answer
    x = 13,642,268.40

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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.