Home / 19,703,869.45-27,191,177.25-10,762,986.98

Finding the Fourth Proportional to 19,703,869.45, 27,191,177.25 and 10,762,986.98

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Solution

The fourth proportional to 19,703,869.45, 27,191,177.25 and 10,762,986.98 is: 14,852,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703,869.45 : 27,191,177.25 = 10,762,986.98 : x
  2. Step 2: Convert to fraction form
    19,703,869.45/27,191,177.25 = 10,762,986.98/x
  3. Step 3: Cross multiply
    19,703,869.45x = 27,191,177.25 × 10,762,986.98
  4. Step 4: Simplify right side
    19,703,869.45x = 292,658,286,740,238.94
  5. Step 5: Solve for x
    x = 292,658,286,740,238.94/19,703,869.45
  6. Step 6: Final answer
    x = 14,852,833.22

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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.