Home / 10,126,003.80-13,973,920.53-5,479,787.67

Finding the Fourth Proportional to 10,126,003.80, 13,973,920.53 and 5,479,787.67

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Solution

The fourth proportional to 10,126,003.80, 13,973,920.53 and 5,479,787.67 is: 7,562,126.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,003.80 : 13,973,920.53 = 5,479,787.67 : x
  2. Step 2: Convert to fraction form
    10,126,003.80/13,973,920.53 = 5,479,787.67/x
  3. Step 3: Cross multiply
    10,126,003.80x = 13,973,920.53 × 5,479,787.67
  4. Step 4: Simplify right side
    10,126,003.80x = 76,574,117,394,454.92
  5. Step 5: Solve for x
    x = 76,574,117,394,454.92/10,126,003.80
  6. Step 6: Final answer
    x = 7,562,126.08

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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.