Home / 19,703,871.70-27,191,180.34-10,762,989.23

Finding the Fourth Proportional to 19,703,871.70, 27,191,180.34 and 10,762,989.23

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Solution

The fourth proportional to 19,703,871.70, 27,191,180.34 and 10,762,989.23 is: 14,852,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703,871.70 : 27,191,180.34 = 10,762,989.23 : x
  2. Step 2: Convert to fraction form
    19,703,871.70/27,191,180.34 = 10,762,989.23/x
  3. Step 3: Cross multiply
    19,703,871.70x = 27,191,180.34 × 10,762,989.23
  4. Step 4: Simplify right side
    19,703,871.70x = 292,658,381,218,385.69
  5. Step 5: Solve for x
    x = 292,658,381,218,385.69/19,703,871.70
  6. Step 6: Final answer
    x = 14,852,836.32

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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.