Home / 37,629,686.34-56,427,846.40-20,117,994.18

Finding the Fourth Proportional to 37,629,686.34, 56,427,846.40 and 20,117,994.18

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Solution

The fourth proportional to 37,629,686.34, 56,427,846.40 and 20,117,994.18 is: 30,168,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,629,686.34 : 56,427,846.40 = 20,117,994.18 : x
  2. Step 2: Convert to fraction form
    37,629,686.34/56,427,846.40 = 20,117,994.18/x
  3. Step 3: Cross multiply
    37,629,686.34x = 56,427,846.40 × 20,117,994.18
  4. Step 4: Simplify right side
    37,629,686.34x = 1,135,215,085,465,134
  5. Step 5: Solve for x
    x = 1,135,215,085,465,134/37,629,686.34
  6. Step 6: Final answer
    x = 30,168,071.96

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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.