Home / 13,843,856.76-19,104,907.50-7,649,302.56

Finding the Fourth Proportional to 13,843,856.76, 19,104,907.50 and 7,649,302.56

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Solution

The fourth proportional to 13,843,856.76, 19,104,907.50 and 7,649,302.56 is: 10,556,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,856.76 : 19,104,907.50 = 7,649,302.56 : x
  2. Step 2: Convert to fraction form
    13,843,856.76/19,104,907.50 = 7,649,302.56/x
  3. Step 3: Cross multiply
    13,843,856.76x = 19,104,907.50 × 7,649,302.56
  4. Step 4: Simplify right side
    13,843,856.76x = 146,139,217,848,313.19
  5. Step 5: Solve for x
    x = 146,139,217,848,313.19/13,843,856.76
  6. Step 6: Final answer
    x = 10,556,250.36

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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.