Home / 30,350,098.80-45,525,148.20-27,161,452.80

Finding the Fourth Proportional to 30,350,098.80, 45,525,148.20 and 27,161,452.80

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Solution

The fourth proportional to 30,350,098.80, 45,525,148.20 and 27,161,452.80 is: 40,742,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350,098.80 : 45,525,148.20 = 27,161,452.80 : x
  2. Step 2: Convert to fraction form
    30,350,098.80/45,525,148.20 = 27,161,452.80/x
  3. Step 3: Cross multiply
    30,350,098.80x = 45,525,148.20 × 27,161,452.80
  4. Step 4: Simplify right side
    30,350,098.80x = 1,236,529,164,047,305
  5. Step 5: Solve for x
    x = 1,236,529,164,047,305/30,350,098.80
  6. Step 6: Final answer
    x = 40,742,179.20

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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.