Home / 34,423,879.72-47,506,119.93-18,743,512.34

Finding the Fourth Proportional to 34,423,879.72, 47,506,119.93 and 18,743,512.34

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Solution

The fourth proportional to 34,423,879.72, 47,506,119.93 and 18,743,512.34 is: 25,866,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423,879.72 : 47,506,119.93 = 18,743,512.34 : x
  2. Step 2: Convert to fraction form
    34,423,879.72/47,506,119.93 = 18,743,512.34/x
  3. Step 3: Cross multiply
    34,423,879.72x = 47,506,119.93 × 18,743,512.34
  4. Step 4: Simplify right side
    34,423,879.72x = 890,431,545,263,094
  5. Step 5: Solve for x
    x = 890,431,545,263,094/34,423,879.72
  6. Step 6: Final answer
    x = 25,866,681.86

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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.