Home / 9,212,810.58-12,713,722.82-5,082,841.51

Finding the Fourth Proportional to 9,212,810.58, 12,713,722.82 and 5,082,841.51

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Solution

The fourth proportional to 9,212,810.58, 12,713,722.82 and 5,082,841.51 is: 7,014,345.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212,810.58 : 12,713,722.82 = 5,082,841.51 : x
  2. Step 2: Convert to fraction form
    9,212,810.58/12,713,722.82 = 5,082,841.51/x
  3. Step 3: Cross multiply
    9,212,810.58x = 12,713,722.82 × 5,082,841.51
  4. Step 4: Simplify right side
    9,212,810.58x = 64,621,838,096,130.26
  5. Step 5: Solve for x
    x = 64,621,838,096,130.26/9,212,810.58
  6. Step 6: Final answer
    x = 7,014,345.68

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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.