Home / 11,315,864.34-15,618,896.28-6,968,595.60

Finding the Fourth Proportional to 11,315,864.34, 15,618,896.28 and 6,968,595.60

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Solution

The fourth proportional to 11,315,864.34, 15,618,896.28 and 6,968,595.60 is: 9,618,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315,864.34 : 15,618,896.28 = 6,968,595.60 : x
  2. Step 2: Convert to fraction form
    11,315,864.34/15,618,896.28 = 6,968,595.60/x
  3. Step 3: Cross multiply
    11,315,864.34x = 15,618,896.28 × 6,968,595.60
  4. Step 4: Simplify right side
    11,315,864.34x = 108,841,771,893,664.36
  5. Step 5: Solve for x
    x = 108,841,771,893,664.36/11,315,864.34
  6. Step 6: Final answer
    x = 9,618,511.55

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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.