Home / 7,137,290.36-9,849,483.60-3,874,107.80

Finding the Fourth Proportional to 7,137,290.36, 9,849,483.60 and 3,874,107.80

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Solution

The fourth proportional to 7,137,290.36, 9,849,483.60 and 3,874,107.80 is: 5,346,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,290.36 : 9,849,483.60 = 3,874,107.80 : x
  2. Step 2: Convert to fraction form
    7,137,290.36/9,849,483.60 = 3,874,107.80/x
  3. Step 3: Cross multiply
    7,137,290.36x = 9,849,483.60 × 3,874,107.80
  4. Step 4: Simplify right side
    7,137,290.36x = 38,157,961,240,732.08
  5. Step 5: Solve for x
    x = 38,157,961,240,732.08/7,137,290.36
  6. Step 6: Final answer
    x = 5,346,281.20

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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.