Home / 51,819,466.21-77,740,160.52-19,471,649.01

Finding the Fourth Proportional to 51,819,466.21, 77,740,160.52 and 19,471,649.01

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Solution

The fourth proportional to 51,819,466.21, 77,740,160.52 and 19,471,649.01 is: 29,211,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819,466.21 : 77,740,160.52 = 19,471,649.01 : x
  2. Step 2: Convert to fraction form
    51,819,466.21/77,740,160.52 = 19,471,649.01/x
  3. Step 3: Cross multiply
    51,819,466.21x = 77,740,160.52 × 19,471,649.01
  4. Step 4: Simplify right side
    51,819,466.21x = 1,513,729,119,626,499.25
  5. Step 5: Solve for x
    x = 1,513,729,119,626,499.25/51,819,466.21
  6. Step 6: Final answer
    x = 29,211,592.29

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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.