Home / 19,286,298.17-28,932,270.53-9,052,197.50

Finding the Fourth Proportional to 19,286,298.17, 28,932,270.53 and 9,052,197.50

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Solution

The fourth proportional to 19,286,298.17, 28,932,270.53 and 9,052,197.50 is: 13,579,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286,298.17 : 28,932,270.53 = 9,052,197.50 : x
  2. Step 2: Convert to fraction form
    19,286,298.17/28,932,270.53 = 9,052,197.50/x
  3. Step 3: Cross multiply
    19,286,298.17x = 28,932,270.53 × 9,052,197.50
  4. Step 4: Simplify right side
    19,286,298.17x = 261,900,626,838,958.78
  5. Step 5: Solve for x
    x = 261,900,626,838,958.78/19,286,298.17
  6. Step 6: Final answer
    x = 13,579,621.37

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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.