Home / 18,208,511.65-25,127,452.77-9,948,396.52

Finding the Fourth Proportional to 18,208,511.65, 25,127,452.77 and 9,948,396.52

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Solution

The fourth proportional to 18,208,511.65, 25,127,452.77 and 9,948,396.52 is: 13,728,626.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,511.65 : 25,127,452.77 = 9,948,396.52 : x
  2. Step 2: Convert to fraction form
    18,208,511.65/25,127,452.77 = 9,948,396.52/x
  3. Step 3: Cross multiply
    18,208,511.65x = 25,127,452.77 × 9,948,396.52
  4. Step 4: Simplify right side
    18,208,511.65x = 249,977,863,693,532.34
  5. Step 5: Solve for x
    x = 249,977,863,693,532.34/18,208,511.65
  6. Step 6: Final answer
    x = 13,728,626.95

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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.