Home / 34,246,014.28-47,261,430.42-20,315,617

Finding the Fourth Proportional to 34,246,014.28, 47,261,430.42 and 20,315,617

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Solution

The fourth proportional to 34,246,014.28, 47,261,430.42 and 20,315,617 is: 28,036,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,246,014.28 : 47,261,430.42 = 20,315,617 : x
  2. Step 2: Convert to fraction form
    34,246,014.28/47,261,430.42 = 20,315,617/x
  3. Step 3: Cross multiply
    34,246,014.28x = 47,261,430.42 × 20,315,617
  4. Step 4: Simplify right side
    34,246,014.28x = 960,145,119,284,869.12
  5. Step 5: Solve for x
    x = 960,145,119,284,869.12/34,246,014.28
  6. Step 6: Final answer
    x = 28,036,696.81

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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.