Home / 18,065,925-27,104,210.82-7,277,674.32

Finding the Fourth Proportional to 18,065,925, 27,104,210.82 and 7,277,674.32

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Solution

The fourth proportional to 18,065,925, 27,104,210.82 and 7,277,674.32 is: 10,918,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,925 : 27,104,210.82 = 7,277,674.32 : x
  2. Step 2: Convert to fraction form
    18,065,925/27,104,210.82 = 7,277,674.32/x
  3. Step 3: Cross multiply
    18,065,925x = 27,104,210.82 × 7,277,674.32
  4. Step 4: Simplify right side
    18,065,925x = 197,255,619,048,580.16
  5. Step 5: Solve for x
    x = 197,255,619,048,580.16/18,065,925
  6. Step 6: Final answer
    x = 10,918,655.93

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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.