Home / 9,267,415.20-13,903,747.20-2,878,313.40

Finding the Fourth Proportional to 9,267,415.20, 13,903,747.20 and 2,878,313.40

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Solution

The fourth proportional to 9,267,415.20, 13,903,747.20 and 2,878,313.40 is: 4,318,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267,415.20 : 13,903,747.20 = 2,878,313.40 : x
  2. Step 2: Convert to fraction form
    9,267,415.20/13,903,747.20 = 2,878,313.40/x
  3. Step 3: Cross multiply
    9,267,415.20x = 13,903,747.20 × 2,878,313.40
  4. Step 4: Simplify right side
    9,267,415.20x = 40,019,341,875,972.48
  5. Step 5: Solve for x
    x = 40,019,341,875,972.48/9,267,415.20
  6. Step 6: Final answer
    x = 4,318,285.20

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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.