Home / 18,641,814.95-25,725,183.93-10,381,874.98

Finding the Fourth Proportional to 18,641,814.95, 25,725,183.93 and 10,381,874.98

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Solution

The fourth proportional to 18,641,814.95, 25,725,183.93 and 10,381,874.98 is: 14,326,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,814.95 : 25,725,183.93 = 10,381,874.98 : x
  2. Step 2: Convert to fraction form
    18,641,814.95/25,725,183.93 = 10,381,874.98/x
  3. Step 3: Cross multiply
    18,641,814.95x = 25,725,183.93 × 10,381,874.98
  4. Step 4: Simplify right side
    18,641,814.95x = 267,075,643,398,765.09
  5. Step 5: Solve for x
    x = 267,075,643,398,765.09/18,641,814.95
  6. Step 6: Final answer
    x = 14,326,697.49

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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.