Home / 30,713,399.97-42,384,232.08-16,962,068.85

Finding the Fourth Proportional to 30,713,399.97, 42,384,232.08 and 16,962,068.85

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Solution

The fourth proportional to 30,713,399.97, 42,384,232.08 and 16,962,068.85 is: 23,407,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,713,399.97 : 42,384,232.08 = 16,962,068.85 : x
  2. Step 2: Convert to fraction form
    30,713,399.97/42,384,232.08 = 16,962,068.85/x
  3. Step 3: Cross multiply
    30,713,399.97x = 42,384,232.08 × 16,962,068.85
  4. Step 4: Simplify right side
    30,713,399.97x = 718,924,262,695,338.75
  5. Step 5: Solve for x
    x = 718,924,262,695,338.75/30,713,399.97
  6. Step 6: Final answer
    x = 23,407,511.49

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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.