Home / 18,576,693.90-25,636,687.11-10,316,793.42

Finding the Fourth Proportional to 18,576,693.90, 25,636,687.11 and 10,316,793.42

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Solution

The fourth proportional to 18,576,693.90, 25,636,687.11 and 10,316,793.42 is: 14,237,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,693.90 : 25,636,687.11 = 10,316,793.42 : x
  2. Step 2: Convert to fraction form
    18,576,693.90/25,636,687.11 = 10,316,793.42/x
  3. Step 3: Cross multiply
    18,576,693.90x = 25,636,687.11 × 10,316,793.42
  4. Step 4: Simplify right side
    18,576,693.90x = 264,488,404,887,046.81
  5. Step 5: Solve for x
    x = 264,488,404,887,046.81/18,576,693.90
  6. Step 6: Final answer
    x = 14,237,646.72

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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.