Home / 28,200,967.08-42,301,596.57-12,837,512.46

Finding the Fourth Proportional to 28,200,967.08, 42,301,596.57 and 12,837,512.46

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Solution

The fourth proportional to 28,200,967.08, 42,301,596.57 and 12,837,512.46 is: 19,256,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,200,967.08 : 42,301,596.57 = 12,837,512.46 : x
  2. Step 2: Convert to fraction form
    28,200,967.08/42,301,596.57 = 12,837,512.46/x
  3. Step 3: Cross multiply
    28,200,967.08x = 42,301,596.57 × 12,837,512.46
  4. Step 4: Simplify right side
    28,200,967.08x = 543,047,273,045,268.31
  5. Step 5: Solve for x
    x = 543,047,273,045,268.31/28,200,967.08
  6. Step 6: Final answer
    x = 19,256,335.13

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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.