Home / 11,862,254.16-17,789,893.20-5,038,773.12

Finding the Fourth Proportional to 11,862,254.16, 17,789,893.20 and 5,038,773.12

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Solution

The fourth proportional to 11,862,254.16, 17,789,893.20 and 5,038,773.12 is: 7,556,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862,254.16 : 17,789,893.20 = 5,038,773.12 : x
  2. Step 2: Convert to fraction form
    11,862,254.16/17,789,893.20 = 5,038,773.12/x
  3. Step 3: Cross multiply
    11,862,254.16x = 17,789,893.20 × 5,038,773.12
  4. Step 4: Simplify right side
    11,862,254.16x = 89,639,235,663,830.78
  5. Step 5: Solve for x
    x = 89,639,235,663,830.78/11,862,254.16
  6. Step 6: Final answer
    x = 7,556,678.05

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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.