Home / 22,723,370.29-31,359,024.75-13,438,899.19

Finding the Fourth Proportional to 22,723,370.29, 31,359,024.75 and 13,438,899.19

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Solution

The fourth proportional to 22,723,370.29, 31,359,024.75 and 13,438,899.19 is: 18,546,138.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723,370.29 : 31,359,024.75 = 13,438,899.19 : x
  2. Step 2: Convert to fraction form
    22,723,370.29/31,359,024.75 = 13,438,899.19/x
  3. Step 3: Cross multiply
    22,723,370.29x = 31,359,024.75 × 13,438,899.19
  4. Step 4: Simplify right side
    22,723,370.29x = 421,430,772,311,964.94
  5. Step 5: Solve for x
    x = 421,430,772,311,964.94/22,723,370.29
  6. Step 6: Final answer
    x = 18,546,138.49

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1.5x scale

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.