Home / 14,668,028.57-20,240,897.86-8,870,007.53

Finding the Fourth Proportional to 14,668,028.57, 20,240,897.86 and 8,870,007.53

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Solution

The fourth proportional to 14,668,028.57, 20,240,897.86 and 8,870,007.53 is: 12,240,016.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668,028.57 : 20,240,897.86 = 8,870,007.53 : x
  2. Step 2: Convert to fraction form
    14,668,028.57/20,240,897.86 = 8,870,007.53/x
  3. Step 3: Cross multiply
    14,668,028.57x = 20,240,897.86 × 8,870,007.53
  4. Step 4: Simplify right side
    14,668,028.57x = 179,536,916,432,160.88
  5. Step 5: Solve for x
    x = 179,536,916,432,160.88/14,668,028.57
  6. Step 6: Final answer
    x = 12,240,016.82

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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.