Home / 9,789,563.24-13,509,837.95-5,379,253.55

Finding the Fourth Proportional to 9,789,563.24, 13,509,837.95 and 5,379,253.55

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Solution

The fourth proportional to 9,789,563.24, 13,509,837.95 and 5,379,253.55 is: 7,423,502.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,563.24 : 13,509,837.95 = 5,379,253.55 : x
  2. Step 2: Convert to fraction form
    9,789,563.24/13,509,837.95 = 5,379,253.55/x
  3. Step 3: Cross multiply
    9,789,563.24x = 13,509,837.95 × 5,379,253.55
  4. Step 4: Simplify right side
    9,789,563.24x = 72,672,843,658,016.77
  5. Step 5: Solve for x
    x = 72,672,843,658,016.77/9,789,563.24
  6. Step 6: Final answer
    x = 7,423,502.14

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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.