Home / 6,620,757.49-9,931,261.11-1,828,573.93

Finding the Fourth Proportional to 6,620,757.49, 9,931,261.11 and 1,828,573.93

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Solution

The fourth proportional to 6,620,757.49, 9,931,261.11 and 1,828,573.93 is: 2,742,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,757.49 : 9,931,261.11 = 1,828,573.93 : x
  2. Step 2: Convert to fraction form
    6,620,757.49/9,931,261.11 = 1,828,573.93/x
  3. Step 3: Cross multiply
    6,620,757.49x = 9,931,261.11 × 1,828,573.93
  4. Step 4: Simplify right side
    6,620,757.49x = 18,160,045,157,768.86
  5. Step 5: Solve for x
    x = 18,160,045,157,768.86/6,620,757.49
  6. Step 6: Final answer
    x = 2,742,895.38

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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.