Home / 28,938,302.24-39,933,823.76-16,379,087.36

Finding the Fourth Proportional to 28,938,302.24, 39,933,823.76 and 16,379,087.36

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Solution

The fourth proportional to 28,938,302.24, 39,933,823.76 and 16,379,087.36 is: 22,602,555.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938,302.24 : 39,933,823.76 = 16,379,087.36 : x
  2. Step 2: Convert to fraction form
    28,938,302.24/39,933,823.76 = 16,379,087.36/x
  3. Step 3: Cross multiply
    28,938,302.24x = 39,933,823.76 × 16,379,087.36
  4. Step 4: Simplify right side
    28,938,302.24x = 654,079,587,702,319.12
  5. Step 5: Solve for x
    x = 654,079,587,702,319.12/28,938,302.24
  6. Step 6: Final answer
    x = 22,602,555.69

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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.