Home / 8,333,688.07-12,501,020.28-3,216,144.79

Finding the Fourth Proportional to 8,333,688.07, 12,501,020.28 and 3,216,144.79

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Solution

The fourth proportional to 8,333,688.07, 12,501,020.28 and 3,216,144.79 is: 4,824,405.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333,688.07 : 12,501,020.28 = 3,216,144.79 : x
  2. Step 2: Convert to fraction form
    8,333,688.07/12,501,020.28 = 3,216,144.79/x
  3. Step 3: Cross multiply
    8,333,688.07x = 12,501,020.28 × 3,216,144.79
  4. Step 4: Simplify right side
    8,333,688.07x = 40,205,091,227,125.62
  5. Step 5: Solve for x
    x = 40,205,091,227,125.62/8,333,688.07
  6. Step 6: Final answer
    x = 4,824,405.58

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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.