Home / 47,565,453-65,640,390.75-25,835,421

Finding the Fourth Proportional to 47,565,453, 65,640,390.75 and 25,835,421

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Solution

The fourth proportional to 47,565,453, 65,640,390.75 and 25,835,421 is: 35,652,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,565,453 : 65,640,390.75 = 25,835,421 : x
  2. Step 2: Convert to fraction form
    47,565,453/65,640,390.75 = 25,835,421/x
  3. Step 3: Cross multiply
    47,565,453x = 65,640,390.75 × 25,835,421
  4. Step 4: Simplify right side
    47,565,453x = 1,695,847,129,630,755.75
  5. Step 5: Solve for x
    x = 1,695,847,129,630,755.75/47,565,453
  6. Step 6: Final answer
    x = 35,652,916.62

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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.