Home / 17,218,691.52-23,762,872.40-9,483,730.96

Finding the Fourth Proportional to 17,218,691.52, 23,762,872.40 and 9,483,730.96

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Solution

The fourth proportional to 17,218,691.52, 23,762,872.40 and 9,483,730.96 is: 13,088,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218,691.52 : 23,762,872.40 = 9,483,730.96 : x
  2. Step 2: Convert to fraction form
    17,218,691.52/23,762,872.40 = 9,483,730.96/x
  3. Step 3: Cross multiply
    17,218,691.52x = 23,762,872.40 × 9,483,730.96
  4. Step 4: Simplify right side
    17,218,691.52x = 225,360,688,678,409.50
  5. Step 5: Solve for x
    x = 225,360,688,678,409.50/17,218,691.52
  6. Step 6: Final answer
    x = 13,088,142.52

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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.