Home / 26,725,709.92-40,075,501.20-18,642,557.92

Finding the Fourth Proportional to 26,725,709.92, 40,075,501.20 and 18,642,557.92

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Solution

The fourth proportional to 26,725,709.92, 40,075,501.20 and 18,642,557.92 is: 27,954,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725,709.92 : 40,075,501.20 = 18,642,557.92 : x
  2. Step 2: Convert to fraction form
    26,725,709.92/40,075,501.20 = 18,642,557.92/x
  3. Step 3: Cross multiply
    26,725,709.92x = 40,075,501.20 × 18,642,557.92
  4. Step 4: Simplify right side
    26,725,709.92x = 747,109,852,294,029.62
  5. Step 5: Solve for x
    x = 747,109,852,294,029.62/26,725,709.92
  6. Step 6: Final answer
    x = 27,954,724.29

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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.