Home / 28,006,347.18-42,009,527.97-8,838,604.38

Finding the Fourth Proportional to 28,006,347.18, 42,009,527.97 and 8,838,604.38

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Solution

The fourth proportional to 28,006,347.18, 42,009,527.97 and 8,838,604.38 is: 13,257,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006,347.18 : 42,009,527.97 = 8,838,604.38 : x
  2. Step 2: Convert to fraction form
    28,006,347.18/42,009,527.97 = 8,838,604.38/x
  3. Step 3: Cross multiply
    28,006,347.18x = 42,009,527.97 × 8,838,604.38
  4. Step 4: Simplify right side
    28,006,347.18x = 371,305,597,917,374.56
  5. Step 5: Solve for x
    x = 371,305,597,917,374.56/28,006,347.18
  6. Step 6: Final answer
    x = 13,257,908.84

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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.