Home / 10,209,742.84-14,089,539.60-5,626,228.24

Finding the Fourth Proportional to 10,209,742.84, 14,089,539.60 and 5,626,228.24

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Solution

The fourth proportional to 10,209,742.84, 14,089,539.60 and 5,626,228.24 is: 7,764,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,742.84 : 14,089,539.60 = 5,626,228.24 : x
  2. Step 2: Convert to fraction form
    10,209,742.84/14,089,539.60 = 5,626,228.24/x
  3. Step 3: Cross multiply
    10,209,742.84x = 14,089,539.60 × 5,626,228.24
  4. Step 4: Simplify right side
    10,209,742.84x = 79,270,965,586,118.31
  5. Step 5: Solve for x
    x = 79,270,965,586,118.31/10,209,742.84
  6. Step 6: Final answer
    x = 7,764,247.04

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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.