Home / 8,699,395.52-12,009,529.32-5,438,024.48

Finding the Fourth Proportional to 8,699,395.52, 12,009,529.32 and 5,438,024.48

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Solution

The fourth proportional to 8,699,395.52, 12,009,529.32 and 5,438,024.48 is: 7,507,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699,395.52 : 12,009,529.32 = 5,438,024.48 : x
  2. Step 2: Convert to fraction form
    8,699,395.52/12,009,529.32 = 5,438,024.48/x
  3. Step 3: Cross multiply
    8,699,395.52x = 12,009,529.32 × 5,438,024.48
  4. Step 4: Simplify right side
    8,699,395.52x = 65,308,114,435,437.76
  5. Step 5: Solve for x
    x = 65,308,114,435,437.76/8,699,395.52
  6. Step 6: Final answer
    x = 7,507,201.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.