Home / 28,935,833.82-39,913,287.02-17,166,769.94

Finding the Fourth Proportional to 28,935,833.82, 39,913,287.02 and 17,166,769.94

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Solution

The fourth proportional to 28,935,833.82, 39,913,287.02 and 17,166,769.94 is: 23,679,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935,833.82 : 39,913,287.02 = 17,166,769.94 : x
  2. Step 2: Convert to fraction form
    28,935,833.82/39,913,287.02 = 17,166,769.94/x
  3. Step 3: Cross multiply
    28,935,833.82x = 39,913,287.02 × 17,166,769.94
  4. Step 4: Simplify right side
    28,935,833.82x = 685,182,215,964,228.25
  5. Step 5: Solve for x
    x = 685,182,215,964,228.25/28,935,833.82
  6. Step 6: Final answer
    x = 23,679,366.57

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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.