Home / 19,106,303.80-28,663,235.54-5,459,573.56

Finding the Fourth Proportional to 19,106,303.80, 28,663,235.54 and 5,459,573.56

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Solution

The fourth proportional to 19,106,303.80, 28,663,235.54 and 5,459,573.56 is: 8,190,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106,303.80 : 28,663,235.54 = 5,459,573.56 : x
  2. Step 2: Convert to fraction form
    19,106,303.80/28,663,235.54 = 5,459,573.56/x
  3. Step 3: Cross multiply
    19,106,303.80x = 28,663,235.54 × 5,459,573.56
  4. Step 4: Simplify right side
    19,106,303.80x = 156,489,042,898,236.31
  5. Step 5: Solve for x
    x = 156,489,042,898,236.31/19,106,303.80
  6. Step 6: Final answer
    x = 8,190,440.42

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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.