Home / 51,127,588.80-70,557,813.47-30,237,528.83

Finding the Fourth Proportional to 51,127,588.80, 70,557,813.47 and 30,237,528.83

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Solution

The fourth proportional to 51,127,588.80, 70,557,813.47 and 30,237,528.83 is: 41,728,819.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,588.80 : 70,557,813.47 = 30,237,528.83 : x
  2. Step 2: Convert to fraction form
    51,127,588.80/70,557,813.47 = 30,237,528.83/x
  3. Step 3: Cross multiply
    51,127,588.80x = 70,557,813.47 × 30,237,528.83
  4. Step 4: Simplify right side
    51,127,588.80x = 2,133,493,918,703,692
  5. Step 5: Solve for x
    x = 2,133,493,918,703,692/51,127,588.80
  6. Step 6: Final answer
    x = 41,728,819.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.