Home / 14,650,871.40-21,970,086.30-7,080,157.80

Finding the Fourth Proportional to 14,650,871.40, 21,970,086.30 and 7,080,157.80

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Solution

The fourth proportional to 14,650,871.40, 21,970,086.30 and 7,080,157.80 is: 10,617,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650,871.40 : 21,970,086.30 = 7,080,157.80 : x
  2. Step 2: Convert to fraction form
    14,650,871.40/21,970,086.30 = 7,080,157.80/x
  3. Step 3: Cross multiply
    14,650,871.40x = 21,970,086.30 × 7,080,157.80
  4. Step 4: Simplify right side
    14,650,871.40x = 155,551,677,883,618.16
  5. Step 5: Solve for x
    x = 155,551,677,883,618.16/14,650,871.40
  6. Step 6: Final answer
    x = 10,617,230.45

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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.