Home / 9,888,721.56-14,837,344.20-5,338,866.72

Finding the Fourth Proportional to 9,888,721.56, 14,837,344.20 and 5,338,866.72

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Solution

The fourth proportional to 9,888,721.56, 14,837,344.20 and 5,338,866.72 is: 8,010,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888,721.56 : 14,837,344.20 = 5,338,866.72 : x
  2. Step 2: Convert to fraction form
    9,888,721.56/14,837,344.20 = 5,338,866.72/x
  3. Step 3: Cross multiply
    9,888,721.56x = 14,837,344.20 × 5,338,866.72
  4. Step 4: Simplify right side
    9,888,721.56x = 79,214,603,162,565.02
  5. Step 5: Solve for x
    x = 79,214,603,162,565.02/9,888,721.56
  6. Step 6: Final answer
    x = 8,010,601.03

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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.