Home / 57,289,921.92-85,934,040.89-14,159,129.00

Finding the Fourth Proportional to 57,289,921.92, 85,934,040.89 and 14,159,129.00

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Solution

The fourth proportional to 57,289,921.92, 85,934,040.89 and 14,159,129.00 is: 21,238,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289,921.92 : 85,934,040.89 = 14,159,129.00 : x
  2. Step 2: Convert to fraction form
    57,289,921.92/85,934,040.89 = 14,159,129.00/x
  3. Step 3: Cross multiply
    57,289,921.92x = 85,934,040.89 × 14,159,129.00
  4. Step 4: Simplify right side
    57,289,921.92x = 1,216,751,169,952,319
  5. Step 5: Solve for x
    x = 1,216,751,169,952,319/57,289,921.92
  6. Step 6: Final answer
    x = 21,238,485.39

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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.