Home / 30,713,387.56-42,384,215.00-16,962,056.44

Finding the Fourth Proportional to 30,713,387.56, 42,384,215.00 and 16,962,056.44

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Solution

The fourth proportional to 30,713,387.56, 42,384,215.00 and 16,962,056.44 is: 23,407,494.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,713,387.56 : 42,384,215.00 = 16,962,056.44 : x
  2. Step 2: Convert to fraction form
    30,713,387.56/42,384,215.00 = 16,962,056.44/x
  3. Step 3: Cross multiply
    30,713,387.56x = 42,384,215.00 × 16,962,056.44
  4. Step 4: Simplify right side
    30,713,387.56x = 718,923,446,931,539.12
  5. Step 5: Solve for x
    x = 718,923,446,931,539.12/30,713,387.56
  6. Step 6: Final answer
    x = 23,407,494.39

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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.