Home / 11,112,663.40-16,644,111.90-9,122,007.40

Finding the Fourth Proportional to 11,112,663.40, 16,644,111.90 and 9,122,007.40

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Solution

The fourth proportional to 11,112,663.40, 16,644,111.90 and 9,122,007.40 is: 13,662,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112,663.40 : 16,644,111.90 = 9,122,007.40 : x
  2. Step 2: Convert to fraction form
    11,112,663.40/16,644,111.90 = 9,122,007.40/x
  3. Step 3: Cross multiply
    11,112,663.40x = 16,644,111.90 × 9,122,007.40
  4. Step 4: Simplify right side
    11,112,663.40x = 151,827,711,918,228.06
  5. Step 5: Solve for x
    x = 151,827,711,918,228.06/11,112,663.40
  6. Step 6: Final answer
    x = 13,662,585.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.