Home / 14,291,722.52-19,722,337.60-7,765,452.44

Finding the Fourth Proportional to 14,291,722.52, 19,722,337.60 and 7,765,452.44

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Solution

The fourth proportional to 14,291,722.52, 19,722,337.60 and 7,765,452.44 is: 10,716,194.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291,722.52 : 19,722,337.60 = 7,765,452.44 : x
  2. Step 2: Convert to fraction form
    14,291,722.52/19,722,337.60 = 7,765,452.44/x
  3. Step 3: Cross multiply
    14,291,722.52x = 19,722,337.60 × 7,765,452.44
  4. Step 4: Simplify right side
    14,291,722.52x = 153,152,874,638,423.75
  5. Step 5: Solve for x
    x = 153,152,874,638,423.75/14,291,722.52
  6. Step 6: Final answer
    x = 10,716,194.25

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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.