Home / 13,925,955.90-20,888,933.85-10,902,647.10

Finding the Fourth Proportional to 13,925,955.90, 20,888,933.85 and 10,902,647.10

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Solution

The fourth proportional to 13,925,955.90, 20,888,933.85 and 10,902,647.10 is: 16,353,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925,955.90 : 20,888,933.85 = 10,902,647.10 : x
  2. Step 2: Convert to fraction form
    13,925,955.90/20,888,933.85 = 10,902,647.10/x
  3. Step 3: Cross multiply
    13,925,955.90x = 20,888,933.85 × 10,902,647.10
  4. Step 4: Simplify right side
    13,925,955.90x = 227,744,674,061,794.34
  5. Step 5: Solve for x
    x = 227,744,674,061,794.34/13,925,955.90
  6. Step 6: Final answer
    x = 16,353,970.65

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1.5x scale

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.