Home / 28,970,655.41-43,428,967.75-9,787,997.27

Finding the Fourth Proportional to 28,970,655.41, 43,428,967.75 and 9,787,997.27

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Solution

The fourth proportional to 28,970,655.41, 43,428,967.75 and 9,787,997.27 is: 14,672,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,655.41 : 43,428,967.75 = 9,787,997.27 : x
  2. Step 2: Convert to fraction form
    28,970,655.41/43,428,967.75 = 9,787,997.27/x
  3. Step 3: Cross multiply
    28,970,655.41x = 43,428,967.75 × 9,787,997.27
  4. Step 4: Simplify right side
    28,970,655.41x = 425,082,617,841,668
  5. Step 5: Solve for x
    x = 425,082,617,841,668/28,970,655.41
  6. Step 6: Final answer
    x = 14,672,868.52

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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.