Home / 19,127,870.70-28,693,529.09-6,174,328.50

Finding the Fourth Proportional to 19,127,870.70, 28,693,529.09 and 6,174,328.50

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Solution

The fourth proportional to 19,127,870.70, 28,693,529.09 and 6,174,328.50 is: 9,262,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,870.70 : 28,693,529.09 = 6,174,328.50 : x
  2. Step 2: Convert to fraction form
    19,127,870.70/28,693,529.09 = 6,174,328.50/x
  3. Step 3: Cross multiply
    19,127,870.70x = 28,693,529.09 × 6,174,328.50
  4. Step 4: Simplify right side
    19,127,870.70x = 177,163,274,395,094.44
  5. Step 5: Solve for x
    x = 177,163,274,395,094.44/19,127,870.70
  6. Step 6: Final answer
    x = 9,262,048.93

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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.