Home / 13,636,947.60-20,453,189.04-5,549,596.56

Finding the Fourth Proportional to 13,636,947.60, 20,453,189.04 and 5,549,596.56

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Solution

The fourth proportional to 13,636,947.60, 20,453,189.04 and 5,549,596.56 is: 8,323,486.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636,947.60 : 20,453,189.04 = 5,549,596.56 : x
  2. Step 2: Convert to fraction form
    13,636,947.60/20,453,189.04 = 5,549,596.56/x
  3. Step 3: Cross multiply
    13,636,947.60x = 20,453,189.04 × 5,549,596.56
  4. Step 4: Simplify right side
    13,636,947.60x = 113,506,947,537,413.69
  5. Step 5: Solve for x
    x = 113,506,947,537,413.69/13,636,947.60
  6. Step 6: Final answer
    x = 8,323,486.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.