Home / 20,258,669.16-30,390,501.96-6,608,165.76

Finding the Fourth Proportional to 20,258,669.16, 30,390,501.96 and 6,608,165.76

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Solution

The fourth proportional to 20,258,669.16, 30,390,501.96 and 6,608,165.76 is: 9,913,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,669.16 : 30,390,501.96 = 6,608,165.76 : x
  2. Step 2: Convert to fraction form
    20,258,669.16/30,390,501.96 = 6,608,165.76/x
  3. Step 3: Cross multiply
    20,258,669.16x = 30,390,501.96 × 6,608,165.76
  4. Step 4: Simplify right side
    20,258,669.16x = 200,825,474,481,284.88
  5. Step 5: Solve for x
    x = 200,825,474,481,284.88/20,258,669.16
  6. Step 6: Final answer
    x = 9,913,063.53

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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.