Home / 11,038,420.80-16,557,631.20-2,952,644.40

Finding the Fourth Proportional to 11,038,420.80, 16,557,631.20 and 2,952,644.40

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Solution

The fourth proportional to 11,038,420.80, 16,557,631.20 and 2,952,644.40 is: 4,428,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038,420.80 : 16,557,631.20 = 2,952,644.40 : x
  2. Step 2: Convert to fraction form
    11,038,420.80/16,557,631.20 = 2,952,644.40/x
  3. Step 3: Cross multiply
    11,038,420.80x = 16,557,631.20 × 2,952,644.40
  4. Step 4: Simplify right side
    11,038,420.80x = 48,888,797,039,945.27
  5. Step 5: Solve for x
    x = 48,888,797,039,945.27/11,038,420.80
  6. Step 6: Final answer
    x = 4,428,966.60

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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.