Home / 14,993,287.69-20,692,123.91-9,111,564.43

Finding the Fourth Proportional to 14,993,287.69, 20,692,123.91 and 9,111,564.43

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Solution

The fourth proportional to 14,993,287.69, 20,692,123.91 and 9,111,564.43 is: 12,574,801.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,993,287.69 : 20,692,123.91 = 9,111,564.43 : x
  2. Step 2: Convert to fraction form
    14,993,287.69/20,692,123.91 = 9,111,564.43/x
  3. Step 3: Cross multiply
    14,993,287.69x = 20,692,123.91 × 9,111,564.43
  4. Step 4: Simplify right side
    14,993,287.69x = 188,537,620,199,508.53
  5. Step 5: Solve for x
    x = 188,537,620,199,508.53/14,993,287.69
  6. Step 6: Final answer
    x = 12,574,801.74

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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.