Home / 64,586,139.20-96,897,871.20-19,149,027.20

Finding the Fourth Proportional to 64,586,139.20, 96,897,871.20 and 19,149,027.20

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Solution

The fourth proportional to 64,586,139.20, 96,897,871.20 and 19,149,027.20 is: 28,729,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,586,139.20 : 96,897,871.20 = 19,149,027.20 : x
  2. Step 2: Convert to fraction form
    64,586,139.20/96,897,871.20 = 19,149,027.20/x
  3. Step 3: Cross multiply
    64,586,139.20x = 96,897,871.20 × 19,149,027.20
  4. Step 4: Simplify right side
    64,586,139.20x = 1,855,499,971,230,896.50
  5. Step 5: Solve for x
    x = 1,855,499,971,230,896.50/64,586,139.20
  6. Step 6: Final answer
    x = 28,729,073.98

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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.