Home / 28,736,493.44-39,656,050.56-15,683,646.36

Finding the Fourth Proportional to 28,736,493.44, 39,656,050.56 and 15,683,646.36

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Solution

The fourth proportional to 28,736,493.44, 39,656,050.56 and 15,683,646.36 is: 21,643,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736,493.44 : 39,656,050.56 = 15,683,646.36 : x
  2. Step 2: Convert to fraction form
    28,736,493.44/39,656,050.56 = 15,683,646.36/x
  3. Step 3: Cross multiply
    28,736,493.44x = 39,656,050.56 × 15,683,646.36
  4. Step 4: Simplify right side
    28,736,493.44x = 621,951,473,017,320
  5. Step 5: Solve for x
    x = 621,951,473,017,320/28,736,493.44
  6. Step 6: Final answer
    x = 21,643,262.58

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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.