Home / 11,511,456.04-15,885,938.10-6,354,820.36

Finding the Fourth Proportional to 11,511,456.04, 15,885,938.10 and 6,354,820.36

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Solution

The fourth proportional to 11,511,456.04, 15,885,938.10 and 6,354,820.36 is: 8,769,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,456.04 : 15,885,938.10 = 6,354,820.36 : x
  2. Step 2: Convert to fraction form
    11,511,456.04/15,885,938.10 = 6,354,820.36/x
  3. Step 3: Cross multiply
    11,511,456.04x = 15,885,938.10 × 6,354,820.36
  4. Step 4: Simplify right side
    11,511,456.04x = 100,952,282,875,579.72
  5. Step 5: Solve for x
    x = 100,952,282,875,579.72/11,511,456.04
  6. Step 6: Final answer
    x = 8,769,723.18

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1.5x scale

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.