Home / 13,413,607.40-20,110,569.60-5,322,582.20

Finding the Fourth Proportional to 13,413,607.40, 20,110,569.60 and 5,322,582.20

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Solution

The fourth proportional to 13,413,607.40, 20,110,569.60 and 5,322,582.20 is: 7,979,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,413,607.40 : 20,110,569.60 = 5,322,582.20 : x
  2. Step 2: Convert to fraction form
    13,413,607.40/20,110,569.60 = 5,322,582.20/x
  3. Step 3: Cross multiply
    13,413,607.40x = 20,110,569.60 × 5,322,582.20
  4. Step 4: Simplify right side
    13,413,607.40x = 107,040,159,784,821.12
  5. Step 5: Solve for x
    x = 107,040,159,784,821.12/13,413,607.40
  6. Step 6: Final answer
    x = 7,979,968.15

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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.