Home / 12,643,292.94-17,447,788.35-6,842,073.39

Finding the Fourth Proportional to 12,643,292.94, 17,447,788.35 and 6,842,073.39

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Solution

The fourth proportional to 12,643,292.94, 17,447,788.35 and 6,842,073.39 is: 9,442,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,292.94 : 17,447,788.35 = 6,842,073.39 : x
  2. Step 2: Convert to fraction form
    12,643,292.94/17,447,788.35 = 6,842,073.39/x
  3. Step 3: Cross multiply
    12,643,292.94x = 17,447,788.35 × 6,842,073.39
  4. Step 4: Simplify right side
    12,643,292.94x = 119,379,048,383,887.02
  5. Step 5: Solve for x
    x = 119,379,048,383,887.02/12,643,292.94
  6. Step 6: Final answer
    x = 9,442,085.14

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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.