Home / 14,507,219.34-20,020,127.97-8,312,141.67

Finding the Fourth Proportional to 14,507,219.34, 20,020,127.97 and 8,312,141.67

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Solution

The fourth proportional to 14,507,219.34, 20,020,127.97 and 8,312,141.67 is: 11,470,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507,219.34 : 20,020,127.97 = 8,312,141.67 : x
  2. Step 2: Convert to fraction form
    14,507,219.34/20,020,127.97 = 8,312,141.67/x
  3. Step 3: Cross multiply
    14,507,219.34x = 20,020,127.97 × 8,312,141.67
  4. Step 4: Simplify right side
    14,507,219.34x = 166,410,139,894,264.56
  5. Step 5: Solve for x
    x = 166,410,139,894,264.56/14,507,219.34
  6. Step 6: Final answer
    x = 11,470,850.20

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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.