Home / 30,553,244.30-42,162,636.33-16,802,208.42

Finding the Fourth Proportional to 30,553,244.30, 42,162,636.33 and 16,802,208.42

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Solution

The fourth proportional to 30,553,244.30, 42,162,636.33 and 16,802,208.42 is: 23,186,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,553,244.30 : 42,162,636.33 = 16,802,208.42 : x
  2. Step 2: Convert to fraction form
    30,553,244.30/42,162,636.33 = 16,802,208.42/x
  3. Step 3: Cross multiply
    30,553,244.30x = 42,162,636.33 × 16,802,208.42
  4. Step 4: Simplify right side
    30,553,244.30x = 708,425,403,153,324
  5. Step 5: Solve for x
    x = 708,425,403,153,324/30,553,244.30
  6. Step 6: Final answer
    x = 23,186,585.24

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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.