Home / 28,608,104.22-42,908,116.05-9,174,804.98

Finding the Fourth Proportional to 28,608,104.22, 42,908,116.05 and 9,174,804.98

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Solution

The fourth proportional to 28,608,104.22, 42,908,116.05 and 9,174,804.98 is: 13,760,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608,104.22 : 42,908,116.05 = 9,174,804.98 : x
  2. Step 2: Convert to fraction form
    28,608,104.22/42,908,116.05 = 9,174,804.98/x
  3. Step 3: Cross multiply
    28,608,104.22x = 42,908,116.05 × 9,174,804.98
  4. Step 4: Simplify right side
    28,608,104.22x = 393,673,596,925,228.19
  5. Step 5: Solve for x
    x = 393,673,596,925,228.19/28,608,104.22
  6. Step 6: Final answer
    x = 13,760,911.73

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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.