Home / 12,643,603.68-17,448,204.04-6,842,427.60

Finding the Fourth Proportional to 12,643,603.68, 17,448,204.04 and 6,842,427.60

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Solution

The fourth proportional to 12,643,603.68, 17,448,204.04 and 6,842,427.60 is: 9,442,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,603.68 : 17,448,204.04 = 6,842,427.60 : x
  2. Step 2: Convert to fraction form
    12,643,603.68/17,448,204.04 = 6,842,427.60/x
  3. Step 3: Cross multiply
    12,643,603.68x = 17,448,204.04 × 6,842,427.60
  4. Step 4: Simplify right side
    12,643,603.68x = 119,388,072,893,727.48
  5. Step 5: Solve for x
    x = 119,388,072,893,727.48/12,643,603.68
  6. Step 6: Final answer
    x = 9,442,566.84

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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.