Home / 11,997,210.10-17,998,439.55-3,908,809.30

Finding the Fourth Proportional to 11,997,210.10, 17,998,439.55 and 3,908,809.30

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Solution

The fourth proportional to 11,997,210.10, 17,998,439.55 and 3,908,809.30 is: 5,864,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997,210.10 : 17,998,439.55 = 3,908,809.30 : x
  2. Step 2: Convert to fraction form
    11,997,210.10/17,998,439.55 = 3,908,809.30/x
  3. Step 3: Cross multiply
    11,997,210.10x = 17,998,439.55 × 3,908,809.30
  4. Step 4: Simplify right side
    11,997,210.10x = 70,352,467,898,527.81
  5. Step 5: Solve for x
    x = 70,352,467,898,527.81/11,997,210.10
  6. Step 6: Final answer
    x = 5,864,069.01

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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.