Home / 16,969,381.20-23,415,838.23-9,999,606.30

Finding the Fourth Proportional to 16,969,381.20, 23,415,838.23 and 9,999,606.30

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Solution

The fourth proportional to 16,969,381.20, 23,415,838.23 and 9,999,606.30 is: 13,798,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969,381.20 : 23,415,838.23 = 9,999,606.30 : x
  2. Step 2: Convert to fraction form
    16,969,381.20/23,415,838.23 = 9,999,606.30/x
  3. Step 3: Cross multiply
    16,969,381.20x = 23,415,838.23 × 9,999,606.30
  4. Step 4: Simplify right side
    16,969,381.20x = 234,149,163,484,488.88
  5. Step 5: Solve for x
    x = 234,149,163,484,488.88/16,969,381.20
  6. Step 6: Final answer
    x = 13,798,332.46

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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.