Home / 7,137,315.07-9,849,502.44-3,874,129.30

Finding the Fourth Proportional to 7,137,315.07, 9,849,502.44 and 3,874,129.30

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Solution

The fourth proportional to 7,137,315.07, 9,849,502.44 and 3,874,129.30 is: 5,346,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,315.07 : 9,849,502.44 = 3,874,129.30 : x
  2. Step 2: Convert to fraction form
    7,137,315.07/9,849,502.44 = 3,874,129.30/x
  3. Step 3: Cross multiply
    7,137,315.07x = 9,849,502.44 × 3,874,129.30
  4. Step 4: Simplify right side
    7,137,315.07x = 38,158,245,993,225.48
  5. Step 5: Solve for x
    x = 38,158,245,993,225.48/7,137,315.07
  6. Step 6: Final answer
    x = 5,346,302.58

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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.