Home / 9,790,243.20-14,685,364.80-8,698,492.80

Finding the Fourth Proportional to 9,790,243.20, 14,685,364.80 and 8,698,492.80

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Solution

The fourth proportional to 9,790,243.20, 14,685,364.80 and 8,698,492.80 is: 13,047,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790,243.20 : 14,685,364.80 = 8,698,492.80 : x
  2. Step 2: Convert to fraction form
    9,790,243.20/14,685,364.80 = 8,698,492.80/x
  3. Step 3: Cross multiply
    9,790,243.20x = 14,685,364.80 × 8,698,492.80
  4. Step 4: Simplify right side
    9,790,243.20x = 127,740,539,978,173.45
  5. Step 5: Solve for x
    x = 127,740,539,978,173.45/9,790,243.20
  6. Step 6: Final answer
    x = 13,047,739.20

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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.