Home / 19,164,248.73-28,713,893.72-11,575,271.25

Finding the Fourth Proportional to 19,164,248.73, 28,713,893.72 and 11,575,271.25

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Solution

The fourth proportional to 19,164,248.73, 28,713,893.72 and 11,575,271.25 is: 17,343,289.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164,248.73 : 28,713,893.72 = 11,575,271.25 : x
  2. Step 2: Convert to fraction form
    19,164,248.73/28,713,893.72 = 11,575,271.25/x
  3. Step 3: Cross multiply
    19,164,248.73x = 28,713,893.72 × 11,575,271.25
  4. Step 4: Simplify right side
    19,164,248.73x = 332,371,108,394,795.19
  5. Step 5: Solve for x
    x = 332,371,108,394,795.19/19,164,248.73
  6. Step 6: Final answer
    x = 17,343,289.22

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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.