Home / 13,362,457.95-20,030,400.90-6,161,432.40

Finding the Fourth Proportional to 13,362,457.95, 20,030,400.90 and 6,161,432.40

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Solution

The fourth proportional to 13,362,457.95, 20,030,400.90 and 6,161,432.40 is: 9,236,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,457.95 : 20,030,400.90 = 6,161,432.40 : x
  2. Step 2: Convert to fraction form
    13,362,457.95/20,030,400.90 = 6,161,432.40/x
  3. Step 3: Cross multiply
    13,362,457.95x = 20,030,400.90 × 6,161,432.40
  4. Step 4: Simplify right side
    13,362,457.95x = 123,415,961,090,249.16
  5. Step 5: Solve for x
    x = 123,415,961,090,249.16/13,362,457.95
  6. Step 6: Final answer
    x = 9,236,022.41

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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.