Home / 14,332,311-19,778,589.36-7,893,783

Finding the Fourth Proportional to 14,332,311, 19,778,589.36 and 7,893,783

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Solution

The fourth proportional to 14,332,311, 19,778,589.36 and 7,893,783 is: 10,893,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332,311 : 19,778,589.36 = 7,893,783 : x
  2. Step 2: Convert to fraction form
    14,332,311/19,778,589.36 = 7,893,783/x
  3. Step 3: Cross multiply
    14,332,311x = 19,778,589.36 × 7,893,783
  4. Step 4: Simplify right side
    14,332,311x = 156,127,892,453,948.88
  5. Step 5: Solve for x
    x = 156,127,892,453,948.88/14,332,311
  6. Step 6: Final answer
    x = 10,893,420.64

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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.