Home / 7,889,693.40-11,834,540.10-5,763,929.40

Finding the Fourth Proportional to 7,889,693.40, 11,834,540.10 and 5,763,929.40

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Solution

The fourth proportional to 7,889,693.40, 11,834,540.10 and 5,763,929.40 is: 8,645,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,693.40 : 11,834,540.10 = 5,763,929.40 : x
  2. Step 2: Convert to fraction form
    7,889,693.40/11,834,540.10 = 5,763,929.40/x
  3. Step 3: Cross multiply
    7,889,693.40x = 11,834,540.10 × 5,763,929.40
  4. Step 4: Simplify right side
    7,889,693.40x = 68,213,453,617,868.95
  5. Step 5: Solve for x
    x = 68,213,453,617,868.95/7,889,693.40
  6. Step 6: Final answer
    x = 8,645,894.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.