Home / 28,070,811.73-38,721,554.03-16,899,534.38

Finding the Fourth Proportional to 28,070,811.73, 38,721,554.03 and 16,899,534.38

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Solution

The fourth proportional to 28,070,811.73, 38,721,554.03 and 16,899,534.38 is: 23,311,624.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070,811.73 : 38,721,554.03 = 16,899,534.38 : x
  2. Step 2: Convert to fraction form
    28,070,811.73/38,721,554.03 = 16,899,534.38/x
  3. Step 3: Cross multiply
    28,070,811.73x = 38,721,554.03 × 16,899,534.38
  4. Step 4: Simplify right side
    28,070,811.73x = 654,376,233,403,196.50
  5. Step 5: Solve for x
    x = 654,376,233,403,196.50/28,070,811.73
  6. Step 6: Final answer
    x = 23,311,624.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.