Home / 49,805,567.20-74,672,921.40-19,088,277.40

Finding the Fourth Proportional to 49,805,567.20, 74,672,921.40 and 19,088,277.40

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Solution

The fourth proportional to 49,805,567.20, 74,672,921.40 and 19,088,277.40 is: 28,618,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,805,567.20 : 74,672,921.40 = 19,088,277.40 : x
  2. Step 2: Convert to fraction form
    49,805,567.20/74,672,921.40 = 19,088,277.40/x
  3. Step 3: Cross multiply
    49,805,567.20x = 74,672,921.40 × 19,088,277.40
  4. Step 4: Simplify right side
    49,805,567.20x = 1,425,377,437,951,596.25
  5. Step 5: Solve for x
    x = 1,425,377,437,951,596.25/49,805,567.20
  6. Step 6: Final answer
    x = 28,618,837.57

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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.