Home / 30,732,079.40-46,100,451.90-9,164,997.80

Finding the Fourth Proportional to 30,732,079.40, 46,100,451.90 and 9,164,997.80

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Solution

The fourth proportional to 30,732,079.40, 46,100,451.90 and 9,164,997.80 is: 13,748,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732,079.40 : 46,100,451.90 = 9,164,997.80 : x
  2. Step 2: Convert to fraction form
    30,732,079.40/46,100,451.90 = 9,164,997.80/x
  3. Step 3: Cross multiply
    30,732,079.40x = 46,100,451.90 × 9,164,997.80
  4. Step 4: Simplify right side
    30,732,079.40x = 422,510,540,242,505.81
  5. Step 5: Solve for x
    x = 422,510,540,242,505.81/30,732,079.40
  6. Step 6: Final answer
    x = 13,748,192.39

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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.