Home / 18,562,312.56-25,614,682.20-10,302,795.12

Finding the Fourth Proportional to 18,562,312.56, 25,614,682.20 and 10,302,795.12

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Solution

The fourth proportional to 18,562,312.56, 25,614,682.20 and 10,302,795.12 is: 14,217,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562,312.56 : 25,614,682.20 = 10,302,795.12 : x
  2. Step 2: Convert to fraction form
    18,562,312.56/25,614,682.20 = 10,302,795.12/x
  3. Step 3: Cross multiply
    18,562,312.56x = 25,614,682.20 × 10,302,795.12
  4. Step 4: Simplify right side
    18,562,312.56x = 263,902,822,770,510.84
  5. Step 5: Solve for x
    x = 263,902,822,770,510.84/18,562,312.56
  6. Step 6: Final answer
    x = 14,217,130.65

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1.5x scale

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.