Home / 30,177,392.43-45,267,728.90-8,610,335.67

Finding the Fourth Proportional to 30,177,392.43, 45,267,728.90 and 8,610,335.67

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Solution

The fourth proportional to 30,177,392.43, 45,267,728.90 and 8,610,335.67 is: 12,915,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,392.43 : 45,267,728.90 = 8,610,335.67 : x
  2. Step 2: Convert to fraction form
    30,177,392.43/45,267,728.90 = 8,610,335.67/x
  3. Step 3: Cross multiply
    30,177,392.43x = 45,267,728.90 × 8,610,335.67
  4. Step 4: Simplify right side
    30,177,392.43x = 389,770,340,804,508.19
  5. Step 5: Solve for x
    x = 389,770,340,804,508.19/30,177,392.43
  6. Step 6: Final answer
    x = 12,915,971.51

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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.