Home / 19,077,268.78-28,625,368.02-7,562,492.65

Finding the Fourth Proportional to 19,077,268.78, 28,625,368.02 and 7,562,492.65

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Solution

The fourth proportional to 19,077,268.78, 28,625,368.02 and 7,562,492.65 is: 11,347,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077,268.78 : 28,625,368.02 = 7,562,492.65 : x
  2. Step 2: Convert to fraction form
    19,077,268.78/28,625,368.02 = 7,562,492.65/x
  3. Step 3: Cross multiply
    19,077,268.78x = 28,625,368.02 × 7,562,492.65
  4. Step 4: Simplify right side
    19,077,268.78x = 216,479,135,183,231.62
  5. Step 5: Solve for x
    x = 216,479,135,183,231.62/19,077,268.78
  6. Step 6: Final answer
    x = 11,347,490.97

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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.