Home / 7,178,562.58-10,763,806.47-2,383,685.86

Finding the Fourth Proportional to 7,178,562.58, 10,763,806.47 and 2,383,685.86

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Solution

The fourth proportional to 7,178,562.58, 10,763,806.47 and 2,383,685.86 is: 3,574,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,562.58 : 10,763,806.47 = 2,383,685.86 : x
  2. Step 2: Convert to fraction form
    7,178,562.58/10,763,806.47 = 2,383,685.86/x
  3. Step 3: Cross multiply
    7,178,562.58x = 10,763,806.47 × 2,383,685.86
  4. Step 4: Simplify right side
    7,178,562.58x = 25,657,533,282,315.52
  5. Step 5: Solve for x
    x = 25,657,533,282,315.52/7,178,562.58
  6. Step 6: Final answer
    x = 3,574,188.15

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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.