Home / 12,254,133.60-18,381,200.40-3,156,213.60

Finding the Fourth Proportional to 12,254,133.60, 18,381,200.40 and 3,156,213.60

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Solution

The fourth proportional to 12,254,133.60, 18,381,200.40 and 3,156,213.60 is: 4,734,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,133.60 : 18,381,200.40 = 3,156,213.60 : x
  2. Step 2: Convert to fraction form
    12,254,133.60/18,381,200.40 = 3,156,213.60/x
  3. Step 3: Cross multiply
    12,254,133.60x = 18,381,200.40 × 3,156,213.60
  4. Step 4: Simplify right side
    12,254,133.60x = 58,014,994,686,805.44
  5. Step 5: Solve for x
    x = 58,014,994,686,805.44/12,254,133.60
  6. Step 6: Final answer
    x = 4,734,320.40

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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.