Home / 20,065,050.66-27,688,843.26-11,363,285.57

Finding the Fourth Proportional to 20,065,050.66, 27,688,843.26 and 11,363,285.57

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Solution

The fourth proportional to 20,065,050.66, 27,688,843.26 and 11,363,285.57 is: 15,680,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065,050.66 : 27,688,843.26 = 11,363,285.57 : x
  2. Step 2: Convert to fraction form
    20,065,050.66/27,688,843.26 = 11,363,285.57/x
  3. Step 3: Cross multiply
    20,065,050.66x = 27,688,843.26 × 11,363,285.57
  4. Step 4: Simplify right side
    20,065,050.66x = 314,636,232,927,905.56
  5. Step 5: Solve for x
    x = 314,636,232,927,905.56/20,065,050.66
  6. Step 6: Final answer
    x = 15,680,809.30

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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.