Home / 11,862,938.40-17,794,407.60-2,887,490.40

Finding the Fourth Proportional to 11,862,938.40, 17,794,407.60 and 2,887,490.40

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Solution

The fourth proportional to 11,862,938.40, 17,794,407.60 and 2,887,490.40 is: 4,331,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862,938.40 : 17,794,407.60 = 2,887,490.40 : x
  2. Step 2: Convert to fraction form
    11,862,938.40/17,794,407.60 = 2,887,490.40/x
  3. Step 3: Cross multiply
    11,862,938.40x = 17,794,407.60 × 2,887,490.40
  4. Step 4: Simplify right side
    11,862,938.40x = 51,381,181,118,687.04
  5. Step 5: Solve for x
    x = 51,381,181,118,687.04/11,862,938.40
  6. Step 6: Final answer
    x = 4,331,235.60

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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.