Home / 7,430,993-11,148,362.22-2,112,209

Finding the Fourth Proportional to 7,430,993, 11,148,362.22 and 2,112,209

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Solution

The fourth proportional to 7,430,993, 11,148,362.22 and 2,112,209 is: 3,168,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,993 : 11,148,362.22 = 2,112,209 : x
  2. Step 2: Convert to fraction form
    7,430,993/11,148,362.22 = 2,112,209/x
  3. Step 3: Cross multiply
    7,430,993x = 11,148,362.22 × 2,112,209
  4. Step 4: Simplify right side
    7,430,993x = 23,547,671,016,343.98
  5. Step 5: Solve for x
    x = 23,547,671,016,343.98/7,430,993
  6. Step 6: Final answer
    x = 3,168,845.81

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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.