Home / 51,906,378.76-77,867,308.80-19,114,424.36

Finding the Fourth Proportional to 51,906,378.76, 77,867,308.80 and 19,114,424.36

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Solution

The fourth proportional to 51,906,378.76, 77,867,308.80 and 19,114,424.36 is: 28,674,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,906,378.76 : 77,867,308.80 = 19,114,424.36 : x
  2. Step 2: Convert to fraction form
    51,906,378.76/77,867,308.80 = 19,114,424.36/x
  3. Step 3: Cross multiply
    51,906,378.76x = 77,867,308.80 × 19,114,424.36
  4. Step 4: Simplify right side
    51,906,378.76x = 1,488,388,784,174,362.25
  5. Step 5: Solve for x
    x = 1,488,388,784,174,362.25/51,906,378.76
  6. Step 6: Final answer
    x = 28,674,487.02

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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.