Home / 14,518,922.34-20,036,369.39-7,903,702.18

Finding the Fourth Proportional to 14,518,922.34, 20,036,369.39 and 7,903,702.18

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Solution

The fourth proportional to 14,518,922.34, 20,036,369.39 and 7,903,702.18 is: 10,907,248.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518,922.34 : 20,036,369.39 = 7,903,702.18 : x
  2. Step 2: Convert to fraction form
    14,518,922.34/20,036,369.39 = 7,903,702.18/x
  3. Step 3: Cross multiply
    14,518,922.34x = 20,036,369.39 × 7,903,702.18
  4. Step 4: Simplify right side
    14,518,922.34x = 158,361,496,427,028.28
  5. Step 5: Solve for x
    x = 158,361,496,427,028.28/14,518,922.34
  6. Step 6: Final answer
    x = 10,907,248.67

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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.