Home / 9,127,832.09-12,592,716.45-5,454,652.19

Finding the Fourth Proportional to 9,127,832.09, 12,592,716.45 and 5,454,652.19

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Solution

The fourth proportional to 9,127,832.09, 12,592,716.45 and 5,454,652.19 is: 7,525,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127,832.09 : 12,592,716.45 = 5,454,652.19 : x
  2. Step 2: Convert to fraction form
    9,127,832.09/12,592,716.45 = 5,454,652.19/x
  3. Step 3: Cross multiply
    9,127,832.09x = 12,592,716.45 × 5,454,652.19
  4. Step 4: Simplify right side
    9,127,832.09x = 68,688,888,362,041.52
  5. Step 5: Solve for x
    x = 68,688,888,362,041.52/9,127,832.09
  6. Step 6: Final answer
    x = 7,525,213.84

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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.