Home / 30,350,086.80-45,525,130.20-27,161,440.80

Finding the Fourth Proportional to 30,350,086.80, 45,525,130.20 and 27,161,440.80

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Solution

The fourth proportional to 30,350,086.80, 45,525,130.20 and 27,161,440.80 is: 40,742,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350,086.80 : 45,525,130.20 = 27,161,440.80 : x
  2. Step 2: Convert to fraction form
    30,350,086.80/45,525,130.20 = 27,161,440.80/x
  3. Step 3: Cross multiply
    30,350,086.80x = 45,525,130.20 × 27,161,440.80
  4. Step 4: Simplify right side
    30,350,086.80x = 1,236,528,128,839,592.25
  5. Step 5: Solve for x
    x = 1,236,528,128,839,592.25/30,350,086.80
  6. Step 6: Final answer
    x = 40,742,161.20

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Double scale
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1.5x scale

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.