Home / 18,281,628.51-27,426,029.76-6,767,196.36

Finding the Fourth Proportional to 18,281,628.51, 27,426,029.76 and 6,767,196.36

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Solution

The fourth proportional to 18,281,628.51, 27,426,029.76 and 6,767,196.36 is: 10,152,122.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,628.51 : 27,426,029.76 = 6,767,196.36 : x
  2. Step 2: Convert to fraction form
    18,281,628.51/27,426,029.76 = 6,767,196.36/x
  3. Step 3: Cross multiply
    18,281,628.51x = 27,426,029.76 × 6,767,196.36
  4. Step 4: Simplify right side
    18,281,628.51x = 185,597,328,761,123.69
  5. Step 5: Solve for x
    x = 185,597,328,761,123.69/18,281,628.51
  6. Step 6: Final answer
    x = 10,152,122.32

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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.