Home / 18,429,267.48-25,432,928.76-10,057,176.71

Finding the Fourth Proportional to 18,429,267.48, 25,432,928.76 and 10,057,176.71

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Solution

The fourth proportional to 18,429,267.48, 25,432,928.76 and 10,057,176.71 is: 13,879,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,267.48 : 25,432,928.76 = 10,057,176.71 : x
  2. Step 2: Convert to fraction form
    18,429,267.48/25,432,928.76 = 10,057,176.71/x
  3. Step 3: Cross multiply
    18,429,267.48x = 25,432,928.76 × 10,057,176.71
  4. Step 4: Simplify right side
    18,429,267.48x = 255,783,458,614,710.66
  5. Step 5: Solve for x
    x = 255,783,458,614,710.66/18,429,267.48
  6. Step 6: Final answer
    x = 13,879,198.34

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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.