Home / 19,009,367.80-28,514,051.70-6,226,790.20

Finding the Fourth Proportional to 19,009,367.80, 28,514,051.70 and 6,226,790.20

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Solution

The fourth proportional to 19,009,367.80, 28,514,051.70 and 6,226,790.20 is: 9,340,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009,367.80 : 28,514,051.70 = 6,226,790.20 : x
  2. Step 2: Convert to fraction form
    19,009,367.80/28,514,051.70 = 6,226,790.20/x
  3. Step 3: Cross multiply
    19,009,367.80x = 28,514,051.70 × 6,226,790.20
  4. Step 4: Simplify right side
    19,009,367.80x = 177,551,017,687,853.34
  5. Step 5: Solve for x
    x = 177,551,017,687,853.34/19,009,367.80
  6. Step 6: Final answer
    x = 9,340,185.30

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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.