Home / 7,137,371-9,848,301.90-4,039,879.16

Finding the Fourth Proportional to 7,137,371, 9,848,301.90 and 4,039,879.16

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Solution

The fourth proportional to 7,137,371, 9,848,301.90 and 4,039,879.16 is: 5,574,314.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,371 : 9,848,301.90 = 4,039,879.16 : x
  2. Step 2: Convert to fraction form
    7,137,371/9,848,301.90 = 4,039,879.16/x
  3. Step 3: Cross multiply
    7,137,371x = 9,848,301.90 × 4,039,879.16
  4. Step 4: Simplify right side
    7,137,371x = 39,785,949,607,198.41
  5. Step 5: Solve for x
    x = 39,785,949,607,198.41/7,137,371
  6. Step 6: Final answer
    x = 5,574,314.35

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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.