Home / 13,127,569.60-19,682,023.20-5,037,419.20

Finding the Fourth Proportional to 13,127,569.60, 19,682,023.20 and 5,037,419.20

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Solution

The fourth proportional to 13,127,569.60, 19,682,023.20 and 5,037,419.20 is: 7,552,548.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,127,569.60 : 19,682,023.20 = 5,037,419.20 : x
  2. Step 2: Convert to fraction form
    13,127,569.60/19,682,023.20 = 5,037,419.20/x
  3. Step 3: Cross multiply
    13,127,569.60x = 19,682,023.20 × 5,037,419.20
  4. Step 4: Simplify right side
    13,127,569.60x = 99,146,601,562,525.44
  5. Step 5: Solve for x
    x = 99,146,601,562,525.44/13,127,569.60
  6. Step 6: Final answer
    x = 7,552,548.16

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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.