Home / 51,866,023.36-71,575,332.60-28,345,027.72

Finding the Fourth Proportional to 51,866,023.36, 71,575,332.60 and 28,345,027.72

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Solution

The fourth proportional to 51,866,023.36, 71,575,332.60 and 28,345,027.72 is: 39,116,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,866,023.36 : 71,575,332.60 = 28,345,027.72 : x
  2. Step 2: Convert to fraction form
    51,866,023.36/71,575,332.60 = 28,345,027.72/x
  3. Step 3: Cross multiply
    51,866,023.36x = 71,575,332.60 × 28,345,027.72
  4. Step 4: Simplify right side
    51,866,023.36x = 2,028,804,786,615,219.50
  5. Step 5: Solve for x
    x = 2,028,804,786,615,219.50/51,866,023.36
  6. Step 6: Final answer
    x = 39,116,258.68

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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.