Home / 51,604,208.30-77,419,809.88-19,256,393.36

Finding the Fourth Proportional to 51,604,208.30, 77,419,809.88 and 19,256,393.36

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Solution

The fourth proportional to 51,604,208.30, 77,419,809.88 and 19,256,393.36 is: 28,889,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,604,208.30 : 77,419,809.88 = 19,256,393.36 : x
  2. Step 2: Convert to fraction form
    51,604,208.30/77,419,809.88 = 19,256,393.36/x
  3. Step 3: Cross multiply
    51,604,208.30x = 77,419,809.88 × 19,256,393.36
  4. Step 4: Simplify right side
    51,604,208.30x = 1,490,826,312,905,694.25
  5. Step 5: Solve for x
    x = 1,490,826,312,905,694.25/51,604,208.30
  6. Step 6: Final answer
    x = 28,889,626.68

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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.