Home / 28,970,659.41-43,428,973.74-9,788,001.27

Finding the Fourth Proportional to 28,970,659.41, 43,428,973.74 and 9,788,001.27

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Solution

The fourth proportional to 28,970,659.41, 43,428,973.74 and 9,788,001.27 is: 14,672,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,659.41 : 43,428,973.74 = 9,788,001.27 : x
  2. Step 2: Convert to fraction form
    28,970,659.41/43,428,973.74 = 9,788,001.27/x
  3. Step 3: Cross multiply
    28,970,659.41x = 43,428,973.74 × 9,788,001.27
  4. Step 4: Simplify right side
    28,970,659.41x = 425,082,850,121,916.62
  5. Step 5: Solve for x
    x = 425,082,850,121,916.62/28,970,659.41
  6. Step 6: Final answer
    x = 14,672,874.51

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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.