Home / 34,423,889.21-47,506,133.04-18,743,521.83

Finding the Fourth Proportional to 34,423,889.21, 47,506,133.04 and 18,743,521.83

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Solution

The fourth proportional to 34,423,889.21, 47,506,133.04 and 18,743,521.83 is: 25,866,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423,889.21 : 47,506,133.04 = 18,743,521.83 : x
  2. Step 2: Convert to fraction form
    34,423,889.21/47,506,133.04 = 18,743,521.83/x
  3. Step 3: Cross multiply
    34,423,889.21x = 47,506,133.04 × 18,743,521.83
  4. Step 4: Simplify right side
    34,423,889.21x = 890,432,241,694,124.12
  5. Step 5: Solve for x
    x = 890,432,241,694,124.12/34,423,889.21
  6. Step 6: Final answer
    x = 25,866,694.96

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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.