Home / 13,409,616.40-20,114,424.60-3,312,237.40

Finding the Fourth Proportional to 13,409,616.40, 20,114,424.60 and 3,312,237.40

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Solution

The fourth proportional to 13,409,616.40, 20,114,424.60 and 3,312,237.40 is: 4,968,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,409,616.40 : 20,114,424.60 = 3,312,237.40 : x
  2. Step 2: Convert to fraction form
    13,409,616.40/20,114,424.60 = 3,312,237.40/x
  3. Step 3: Cross multiply
    13,409,616.40x = 20,114,424.60 × 3,312,237.40
  4. Step 4: Simplify right side
    13,409,616.40x = 66,623,749,439,600.05
  5. Step 5: Solve for x
    x = 66,623,749,439,600.05/13,409,616.40
  6. Step 6: Final answer
    x = 4,968,356.10

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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.