Home / 59,618,083.56-89,427,013.80-18,680,656.68

Finding the Fourth Proportional to 59,618,083.56, 89,427,013.80 and 18,680,656.68

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Solution

The fourth proportional to 59,618,083.56, 89,427,013.80 and 18,680,656.68 is: 28,020,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,618,083.56 : 89,427,013.80 = 18,680,656.68 : x
  2. Step 2: Convert to fraction form
    59,618,083.56/89,427,013.80 = 18,680,656.68/x
  3. Step 3: Cross multiply
    59,618,083.56x = 89,427,013.80 × 18,680,656.68
  4. Step 4: Simplify right side
    59,618,083.56x = 1,670,555,342,715,422
  5. Step 5: Solve for x
    x = 1,670,555,342,715,422/59,618,083.56
  6. Step 6: Final answer
    x = 28,020,950.07

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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.