Home / 28,733,703.48-39,653,351.46-15,681,799.53

Finding the Fourth Proportional to 28,733,703.48, 39,653,351.46 and 15,681,799.53

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Solution

The fourth proportional to 28,733,703.48, 39,653,351.46 and 15,681,799.53 is: 21,641,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,733,703.48 : 39,653,351.46 = 15,681,799.53 : x
  2. Step 2: Convert to fraction form
    28,733,703.48/39,653,351.46 = 15,681,799.53/x
  3. Step 3: Cross multiply
    28,733,703.48x = 39,653,351.46 × 15,681,799.53
  4. Step 4: Simplify right side
    28,733,703.48x = 621,835,908,288,352.75
  5. Step 5: Solve for x
    x = 621,835,908,288,352.75/28,733,703.48
  6. Step 6: Final answer
    x = 21,641,342.15

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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.