Home / 30,240,409.80-45,360,614.70-16,635,520.20

Finding the Fourth Proportional to 30,240,409.80, 45,360,614.70 and 16,635,520.20

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Solution

The fourth proportional to 30,240,409.80, 45,360,614.70 and 16,635,520.20 is: 24,953,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,409.80 : 45,360,614.70 = 16,635,520.20 : x
  2. Step 2: Convert to fraction form
    30,240,409.80/45,360,614.70 = 16,635,520.20/x
  3. Step 3: Cross multiply
    30,240,409.80x = 45,360,614.70 × 16,635,520.20
  4. Step 4: Simplify right side
    30,240,409.80x = 754,597,422,126,267
  5. Step 5: Solve for x
    x = 754,597,422,126,267/30,240,409.80
  6. Step 6: Final answer
    x = 24,953,280.30

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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.