Home / 32,409,680.80-48,614,521.20-20,316,445.60

Finding the Fourth Proportional to 32,409,680.80, 48,614,521.20 and 20,316,445.60

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Solution

The fourth proportional to 32,409,680.80, 48,614,521.20 and 20,316,445.60 is: 30,474,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,409,680.80 : 48,614,521.20 = 20,316,445.60 : x
  2. Step 2: Convert to fraction form
    32,409,680.80/48,614,521.20 = 20,316,445.60/x
  3. Step 3: Cross multiply
    32,409,680.80x = 48,614,521.20 × 20,316,445.60
  4. Step 4: Simplify right side
    32,409,680.80x = 987,674,275,329,846.88
  5. Step 5: Solve for x
    x = 987,674,275,329,846.88/32,409,680.80
  6. Step 6: Final answer
    x = 30,474,668.40

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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.