Home / 5,432,570.10-8,145,902.70-2,238,019.20

Finding the Fourth Proportional to 5,432,570.10, 8,145,902.70 and 2,238,019.20

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Solution

The fourth proportional to 5,432,570.10, 8,145,902.70 and 2,238,019.20 is: 3,355,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,570.10 : 8,145,902.70 = 2,238,019.20 : x
  2. Step 2: Convert to fraction form
    5,432,570.10/8,145,902.70 = 2,238,019.20/x
  3. Step 3: Cross multiply
    5,432,570.10x = 8,145,902.70 × 2,238,019.20
  4. Step 4: Simplify right side
    5,432,570.10x = 18,230,686,643,931.84
  5. Step 5: Solve for x
    x = 18,230,686,643,931.84/5,432,570.10
  6. Step 6: Final answer
    x = 3,355,812.50

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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.