Home / 30,599,008.20-42,227,667.68-16,660,903.86

Finding the Fourth Proportional to 30,599,008.20, 42,227,667.68 and 16,660,903.86

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Solution

The fourth proportional to 30,599,008.20, 42,227,667.68 and 16,660,903.86 is: 22,992,611.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599,008.20 : 42,227,667.68 = 16,660,903.86 : x
  2. Step 2: Convert to fraction form
    30,599,008.20/42,227,667.68 = 16,660,903.86/x
  3. Step 3: Cross multiply
    30,599,008.20x = 42,227,667.68 × 16,660,903.86
  4. Step 4: Simplify right side
    30,599,008.20x = 703,551,111,448,509.25
  5. Step 5: Solve for x
    x = 703,551,111,448,509.25/30,599,008.20
  6. Step 6: Final answer
    x = 22,992,611.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.