Home / 30,783,257.80-46,144,430.70-14,580,730.60

Finding the Fourth Proportional to 30,783,257.80, 46,144,430.70 and 14,580,730.60

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Solution

The fourth proportional to 30,783,257.80, 46,144,430.70 and 14,580,730.60 is: 21,856,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783,257.80 : 46,144,430.70 = 14,580,730.60 : x
  2. Step 2: Convert to fraction form
    30,783,257.80/46,144,430.70 = 14,580,730.60/x
  3. Step 3: Cross multiply
    30,783,257.80x = 46,144,430.70 × 14,580,730.60
  4. Step 4: Simplify right side
    30,783,257.80x = 672,819,512,727,069.50
  5. Step 5: Solve for x
    x = 672,819,512,727,069.50/30,783,257.80
  6. Step 6: Final answer
    x = 21,856,670.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.