Home / 8,951,013.60-13,410,709.20-8,655,007.20

Finding the Fourth Proportional to 8,951,013.60, 13,410,709.20 and 8,655,007.20

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Solution

The fourth proportional to 8,951,013.60, 13,410,709.20 and 8,655,007.20 is: 12,967,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951,013.60 : 13,410,709.20 = 8,655,007.20 : x
  2. Step 2: Convert to fraction form
    8,951,013.60/13,410,709.20 = 8,655,007.20/x
  3. Step 3: Cross multiply
    8,951,013.60x = 13,410,709.20 × 8,655,007.20
  4. Step 4: Simplify right side
    8,951,013.60x = 116,069,784,683,106.22
  5. Step 5: Solve for x
    x = 116,069,784,683,106.22/8,951,013.60
  6. Step 6: Final answer
    x = 12,967,222.47

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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.