Home / 8,634,007.50-12,951,639.09-3,315,223.50

Finding the Fourth Proportional to 8,634,007.50, 12,951,639.09 and 3,315,223.50

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Solution

The fourth proportional to 8,634,007.50, 12,951,639.09 and 3,315,223.50 is: 4,973,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634,007.50 : 12,951,639.09 = 3,315,223.50 : x
  2. Step 2: Convert to fraction form
    8,634,007.50/12,951,639.09 = 3,315,223.50/x
  3. Step 3: Cross multiply
    8,634,007.50x = 12,951,639.09 × 3,315,223.50
  4. Step 4: Simplify right side
    8,634,007.50x = 42,937,578,274,686.62
  5. Step 5: Solve for x
    x = 42,937,578,274,686.62/8,634,007.50
  6. Step 6: Final answer
    x = 4,973,076.32

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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.