Home / 28,845,215.54-39,806,379.18-15,792,471.01

Finding the Fourth Proportional to 28,845,215.54, 39,806,379.18 and 15,792,471.01

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Solution

The fourth proportional to 28,845,215.54, 39,806,379.18 and 15,792,471.01 is: 21,793,600.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845,215.54 : 39,806,379.18 = 15,792,471.01 : x
  2. Step 2: Convert to fraction form
    28,845,215.54/39,806,379.18 = 15,792,471.01/x
  3. Step 3: Cross multiply
    28,845,215.54x = 39,806,379.18 × 15,792,471.01
  4. Step 4: Simplify right side
    28,845,215.54x = 628,641,089,262,975.50
  5. Step 5: Solve for x
    x = 628,641,089,262,975.50/28,845,215.54
  6. Step 6: Final answer
    x = 21,793,600.00

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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.