Home / 13,300,277.19-19,957,889.88-7,235,433.42

Finding the Fourth Proportional to 13,300,277.19, 19,957,889.88 and 7,235,433.42

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Solution

The fourth proportional to 13,300,277.19, 19,957,889.88 and 7,235,433.42 is: 10,857,216.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300,277.19 : 19,957,889.88 = 7,235,433.42 : x
  2. Step 2: Convert to fraction form
    13,300,277.19/19,957,889.88 = 7,235,433.42/x
  3. Step 3: Cross multiply
    13,300,277.19x = 19,957,889.88 × 7,235,433.42
  4. Step 4: Simplify right side
    13,300,277.19x = 144,403,983,430,431.78
  5. Step 5: Solve for x
    x = 144,403,983,430,431.78/13,300,277.19
  6. Step 6: Final answer
    x = 10,857,216.08

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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.