Home / 15,294,151.36-21,103,459.32-8,766,579.66

Finding the Fourth Proportional to 15,294,151.36, 21,103,459.32 and 8,766,579.66

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Solution

The fourth proportional to 15,294,151.36, 21,103,459.32 and 8,766,579.66 is: 12,096,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,151.36 : 21,103,459.32 = 8,766,579.66 : x
  2. Step 2: Convert to fraction form
    15,294,151.36/21,103,459.32 = 8,766,579.66/x
  3. Step 3: Cross multiply
    15,294,151.36x = 21,103,459.32 × 8,766,579.66
  4. Step 4: Simplify right side
    15,294,151.36x = 185,005,157,134,774.09
  5. Step 5: Solve for x
    x = 185,005,157,134,774.09/15,294,151.36
  6. Step 6: Final answer
    x = 12,096,464.38

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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.