Home / 54,928,338.09-82,406,866.25-31,877,113.42

Finding the Fourth Proportional to 54,928,338.09, 82,406,866.25 and 31,877,113.42

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Solution

The fourth proportional to 54,928,338.09, 82,406,866.25 and 31,877,113.42 is: 47,824,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,928,338.09 : 82,406,866.25 = 31,877,113.42 : x
  2. Step 2: Convert to fraction form
    54,928,338.09/82,406,866.25 = 31,877,113.42/x
  3. Step 3: Cross multiply
    54,928,338.09x = 82,406,866.25 × 31,877,113.42
  4. Step 4: Simplify right side
    54,928,338.09x = 2,626,893,021,878,635
  5. Step 5: Solve for x
    x = 2,626,893,021,878,635/54,928,338.09
  6. Step 6: Final answer
    x = 47,824,003.30

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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.