Home / 19,275,010-28,903,214.88-11,190,020.92

Finding the Fourth Proportional to 19,275,010, 28,903,214.88 and 11,190,020.92

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Solution

The fourth proportional to 19,275,010, 28,903,214.88 and 11,190,020.92 is: 16,779,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275,010 : 28,903,214.88 = 11,190,020.92 : x
  2. Step 2: Convert to fraction form
    19,275,010/28,903,214.88 = 11,190,020.92/x
  3. Step 3: Cross multiply
    19,275,010x = 28,903,214.88 × 11,190,020.92
  4. Step 4: Simplify right side
    19,275,010x = 323,427,579,162,455.25
  5. Step 5: Solve for x
    x = 323,427,579,162,455.25/19,275,010
  6. Step 6: Final answer
    x = 16,779,632.24

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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.