Home / 30,520,331.70-45,780,497.55-24,780,768.90

Finding the Fourth Proportional to 30,520,331.70, 45,780,497.55 and 24,780,768.90

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Solution

The fourth proportional to 30,520,331.70, 45,780,497.55 and 24,780,768.90 is: 37,171,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520,331.70 : 45,780,497.55 = 24,780,768.90 : x
  2. Step 2: Convert to fraction form
    30,520,331.70/45,780,497.55 = 24,780,768.90/x
  3. Step 3: Cross multiply
    30,520,331.70x = 45,780,497.55 × 24,780,768.90
  4. Step 4: Simplify right side
    30,520,331.70x = 1,134,475,929,913,566
  5. Step 5: Solve for x
    x = 1,134,475,929,913,566/30,520,331.70
  6. Step 6: Final answer
    x = 37,171,153.35

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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.