Home / 30,732,077.40-46,100,448.90-9,164,995.80

Finding the Fourth Proportional to 30,732,077.40, 46,100,448.90 and 9,164,995.80

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Solution

The fourth proportional to 30,732,077.40, 46,100,448.90 and 9,164,995.80 is: 13,748,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732,077.40 : 46,100,448.90 = 9,164,995.80 : x
  2. Step 2: Convert to fraction form
    30,732,077.40/46,100,448.90 = 9,164,995.80/x
  3. Step 3: Cross multiply
    30,732,077.40x = 46,100,448.90 × 9,164,995.80
  4. Step 4: Simplify right side
    30,732,077.40x = 422,510,420,546,614.62
  5. Step 5: Solve for x
    x = 422,510,420,546,614.62/30,732,077.40
  6. Step 6: Final answer
    x = 13,748,189.39

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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.