Home / 14,489,785.80-21,734,678.70-9,712,211.40

Finding the Fourth Proportional to 14,489,785.80, 21,734,678.70 and 9,712,211.40

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Solution

The fourth proportional to 14,489,785.80, 21,734,678.70 and 9,712,211.40 is: 14,568,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,785.80 : 21,734,678.70 = 9,712,211.40 : x
  2. Step 2: Convert to fraction form
    14,489,785.80/21,734,678.70 = 9,712,211.40/x
  3. Step 3: Cross multiply
    14,489,785.80x = 21,734,678.70 × 9,712,211.40
  4. Step 4: Simplify right side
    14,489,785.80x = 211,091,794,245,477.19
  5. Step 5: Solve for x
    x = 211,091,794,245,477.19/14,489,785.80
  6. Step 6: Final answer
    x = 14,568,317.10

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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.