Home / 30,553,245.05-42,162,637.37-16,802,209.17

Finding the Fourth Proportional to 30,553,245.05, 42,162,637.37 and 16,802,209.17

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Solution

The fourth proportional to 30,553,245.05, 42,162,637.37 and 16,802,209.17 is: 23,186,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,553,245.05 : 42,162,637.37 = 16,802,209.17 : x
  2. Step 2: Convert to fraction form
    30,553,245.05/42,162,637.37 = 16,802,209.17/x
  3. Step 3: Cross multiply
    30,553,245.05x = 42,162,637.37 × 16,802,209.17
  4. Step 4: Simplify right side
    30,553,245.05x = 708,425,452,165,587.75
  5. Step 5: Solve for x
    x = 708,425,452,165,587.75/30,553,245.05
  6. Step 6: Final answer
    x = 23,186,586.27

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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.