Home / 9,788,359.72-13,507,560.73-5,437,719.52

Finding the Fourth Proportional to 9,788,359.72, 13,507,560.73 and 5,437,719.52

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Solution

The fourth proportional to 9,788,359.72, 13,507,560.73 and 5,437,719.52 is: 7,503,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788,359.72 : 13,507,560.73 = 5,437,719.52 : x
  2. Step 2: Convert to fraction form
    9,788,359.72/13,507,560.73 = 5,437,719.52/x
  3. Step 3: Cross multiply
    9,788,359.72x = 13,507,560.73 × 5,437,719.52
  4. Step 4: Simplify right side
    9,788,359.72x = 73,450,326,649,106.45
  5. Step 5: Solve for x
    x = 73,450,326,649,106.45/9,788,359.72
  6. Step 6: Final answer
    x = 7,503,844.23

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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.