Home / 13,742,741.20-20,616,444.60-4,158,043.60

Finding the Fourth Proportional to 13,742,741.20, 20,616,444.60 and 4,158,043.60

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Solution

The fourth proportional to 13,742,741.20, 20,616,444.60 and 4,158,043.60 is: 6,237,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,742,741.20 : 20,616,444.60 = 4,158,043.60 : x
  2. Step 2: Convert to fraction form
    13,742,741.20/20,616,444.60 = 4,158,043.60/x
  3. Step 3: Cross multiply
    13,742,741.20x = 20,616,444.60 × 4,158,043.60
  4. Step 4: Simplify right side
    13,742,741.20x = 85,724,075,523,784.56
  5. Step 5: Solve for x
    x = 85,724,075,523,784.56/13,742,741.20
  6. Step 6: Final answer
    x = 6,237,771.22

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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.