Home / 28,453,443.84-42,680,196.48-13,318,004.16

Finding the Fourth Proportional to 28,453,443.84, 42,680,196.48 and 13,318,004.16

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Solution

The fourth proportional to 28,453,443.84, 42,680,196.48 and 13,318,004.16 is: 19,977,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453,443.84 : 42,680,196.48 = 13,318,004.16 : x
  2. Step 2: Convert to fraction form
    28,453,443.84/42,680,196.48 = 13,318,004.16/x
  3. Step 3: Cross multiply
    28,453,443.84x = 42,680,196.48 × 13,318,004.16
  4. Step 4: Simplify right side
    28,453,443.84x = 568,415,034,270,257.38
  5. Step 5: Solve for x
    x = 568,415,034,270,257.38/28,453,443.84
  6. Step 6: Final answer
    x = 19,977,020.62

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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.