Home / 13,925,948.80-20,888,923.20-9,674,420.80

Finding the Fourth Proportional to 13,925,948.80, 20,888,923.20 and 9,674,420.80

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Solution

The fourth proportional to 13,925,948.80, 20,888,923.20 and 9,674,420.80 is: 14,511,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925,948.80 : 20,888,923.20 = 9,674,420.80 : x
  2. Step 2: Convert to fraction form
    13,925,948.80/20,888,923.20 = 9,674,420.80/x
  3. Step 3: Cross multiply
    13,925,948.80x = 20,888,923.20 × 9,674,420.80
  4. Step 4: Simplify right side
    13,925,948.80x = 202,088,233,095,682.56
  5. Step 5: Solve for x
    x = 202,088,233,095,682.56/13,925,948.80
  6. Step 6: Final answer
    x = 14,511,631.20

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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.