Home / 34,674,976.55-47,833,325.81-21,439,922.72

Finding the Fourth Proportional to 34,674,976.55, 47,833,325.81 and 21,439,922.72

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Solution

The fourth proportional to 34,674,976.55, 47,833,325.81 and 21,439,922.72 is: 29,575,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,674,976.55 : 47,833,325.81 = 21,439,922.72 : x
  2. Step 2: Convert to fraction form
    34,674,976.55/47,833,325.81 = 21,439,922.72/x
  3. Step 3: Cross multiply
    34,674,976.55x = 47,833,325.81 × 21,439,922.72
  4. Step 4: Simplify right side
    34,674,976.55x = 1,025,542,808,460,615.12
  5. Step 5: Solve for x
    x = 1,025,542,808,460,615.12/34,674,976.55
  6. Step 6: Final answer
    x = 29,575,876.05

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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.