Home / 7,388,428.80-11,063,980.80-4,850,342.40

Finding the Fourth Proportional to 7,388,428.80, 11,063,980.80 and 4,850,342.40

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Solution

The fourth proportional to 7,388,428.80, 11,063,980.80 and 4,850,342.40 is: 7,263,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,428.80 : 11,063,980.80 = 4,850,342.40 : x
  2. Step 2: Convert to fraction form
    7,388,428.80/11,063,980.80 = 4,850,342.40/x
  3. Step 3: Cross multiply
    7,388,428.80x = 11,063,980.80 × 4,850,342.40
  4. Step 4: Simplify right side
    7,388,428.80x = 53,664,095,187,025.93
  5. Step 5: Solve for x
    x = 53,664,095,187,025.93/7,388,428.80
  6. Step 6: Final answer
    x = 7,263,262.14

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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.