Home / 28,446,017.94-39,255,608.14-15,393,275.37

Finding the Fourth Proportional to 28,446,017.94, 39,255,608.14 and 15,393,275.37

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Solution

The fourth proportional to 28,446,017.94, 39,255,608.14 and 15,393,275.37 is: 21,242,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,017.94 : 39,255,608.14 = 15,393,275.37 : x
  2. Step 2: Convert to fraction form
    28,446,017.94/39,255,608.14 = 15,393,275.37/x
  3. Step 3: Cross multiply
    28,446,017.94x = 39,255,608.14 × 15,393,275.37
  4. Step 4: Simplify right side
    28,446,017.94x = 604,272,385,877,350.38
  5. Step 5: Solve for x
    x = 604,272,385,877,350.38/28,446,017.94
  6. Step 6: Final answer
    x = 21,242,775.95

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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.