Home / 59,618,072.34-89,426,996.90-18,680,645.43

Finding the Fourth Proportional to 59,618,072.34, 89,426,996.90 and 18,680,645.43

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Solution

The fourth proportional to 59,618,072.34, 89,426,996.90 and 18,680,645.43 is: 28,020,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,618,072.34 : 89,426,996.90 = 18,680,645.43 : x
  2. Step 2: Convert to fraction form
    59,618,072.34/89,426,996.90 = 18,680,645.43/x
  3. Step 3: Cross multiply
    59,618,072.34x = 89,426,996.90 × 18,680,645.43
  4. Step 4: Simplify right side
    59,618,072.34x = 1,670,554,020,865,205.75
  5. Step 5: Solve for x
    x = 1,670,554,020,865,205.75/59,618,072.34
  6. Step 6: Final answer
    x = 28,020,933.17

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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.