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Finding the Fourth Proportional to 24,984,901.80, 37,477,352.70 and 12,213,599.40

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Solution

The fourth proportional to 24,984,901.80, 37,477,352.70 and 12,213,599.40 is: 18,320,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,984,901.80 : 37,477,352.70 = 12,213,599.40 : x
  2. Step 2: Convert to fraction form
    24,984,901.80/37,477,352.70 = 12,213,599.40/x
  3. Step 3: Cross multiply
    24,984,901.80x = 37,477,352.70 × 12,213,599.40
  4. Step 4: Simplify right side
    24,984,901.80x = 457,733,372,450,308.44
  5. Step 5: Solve for x
    x = 457,733,372,450,308.44/24,984,901.80
  6. Step 6: Final answer
    x = 18,320,399.10

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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.