Home / 22,470,155.91-31,040,559.87-17,880,605.19

Finding the Fourth Proportional to 22,470,155.91, 31,040,559.87 and 17,880,605.19

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Solution

The fourth proportional to 22,470,155.91, 31,040,559.87 and 17,880,605.19 is: 24,700,495.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470,155.91 : 31,040,559.87 = 17,880,605.19 : x
  2. Step 2: Convert to fraction form
    22,470,155.91/31,040,559.87 = 17,880,605.19/x
  3. Step 3: Cross multiply
    22,470,155.91x = 31,040,559.87 × 17,880,605.19
  4. Step 4: Simplify right side
    22,470,155.91x = 555,023,995,912,027.81
  5. Step 5: Solve for x
    x = 555,023,995,912,027.81/22,470,155.91
  6. Step 6: Final answer
    x = 24,700,495.99

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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.