Home / 14,453,409.45-19,945,803.42-7,927,085.55

Finding the Fourth Proportional to 14,453,409.45, 19,945,803.42 and 7,927,085.55

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Solution

The fourth proportional to 14,453,409.45, 19,945,803.42 and 7,927,085.55 is: 10,939,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453,409.45 : 19,945,803.42 = 7,927,085.55 : x
  2. Step 2: Convert to fraction form
    14,453,409.45/19,945,803.42 = 7,927,085.55/x
  3. Step 3: Cross multiply
    14,453,409.45x = 19,945,803.42 × 7,927,085.55
  4. Step 4: Simplify right side
    14,453,409.45x = 158,112,090,073,822.59
  5. Step 5: Solve for x
    x = 158,112,090,073,822.59/14,453,409.45
  6. Step 6: Final answer
    x = 10,939,432.02

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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.