Home / 20,597,445.80-30,896,168.70-5,452,908.20

Finding the Fourth Proportional to 20,597,445.80, 30,896,168.70 and 5,452,908.20

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Solution

The fourth proportional to 20,597,445.80, 30,896,168.70 and 5,452,908.20 is: 8,179,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,597,445.80 : 30,896,168.70 = 5,452,908.20 : x
  2. Step 2: Convert to fraction form
    20,597,445.80/30,896,168.70 = 5,452,908.20/x
  3. Step 3: Cross multiply
    20,597,445.80x = 30,896,168.70 × 5,452,908.20
  4. Step 4: Simplify right side
    20,597,445.80x = 168,473,971,652,813.34
  5. Step 5: Solve for x
    x = 168,473,971,652,813.34/20,597,445.80
  6. Step 6: Final answer
    x = 8,179,362.30

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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.