Home / 31,923,011.15-47,884,516.73-19,168,427.15

Finding the Fourth Proportional to 31,923,011.15, 47,884,516.73 and 19,168,427.15

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Solution

The fourth proportional to 31,923,011.15, 47,884,516.73 and 19,168,427.15 is: 28,752,640.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,923,011.15 : 47,884,516.73 = 19,168,427.15 : x
  2. Step 2: Convert to fraction form
    31,923,011.15/47,884,516.73 = 19,168,427.15/x
  3. Step 3: Cross multiply
    31,923,011.15x = 47,884,516.73 × 19,168,427.15
  4. Step 4: Simplify right side
    31,923,011.15x = 917,870,870,456,119
  5. Step 5: Solve for x
    x = 917,870,870,456,119/31,923,011.15
  6. Step 6: Final answer
    x = 28,752,640.73

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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.