Home / 37,478,813.94-51,718,617.25-20,732,554.40

Finding the Fourth Proportional to 37,478,813.94, 51,718,617.25 and 20,732,554.40

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Solution

The fourth proportional to 37,478,813.94, 51,718,617.25 and 20,732,554.40 is: 28,609,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,478,813.94 : 51,718,617.25 = 20,732,554.40 : x
  2. Step 2: Convert to fraction form
    37,478,813.94/51,718,617.25 = 20,732,554.40/x
  3. Step 3: Cross multiply
    37,478,813.94x = 51,718,617.25 × 20,732,554.40
  4. Step 4: Simplify right side
    37,478,813.94x = 1,072,259,045,317,979
  5. Step 5: Solve for x
    x = 1,072,259,045,317,979/37,478,813.94
  6. Step 6: Final answer
    x = 28,609,737.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.