Home / 30,229,728.43-45,335,807.88-11,781,567.58

Finding the Fourth Proportional to 30,229,728.43, 45,335,807.88 and 11,781,567.58

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Solution

The fourth proportional to 30,229,728.43, 45,335,807.88 and 11,781,567.58 is: 17,668,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229,728.43 : 45,335,807.88 = 11,781,567.58 : x
  2. Step 2: Convert to fraction form
    30,229,728.43/45,335,807.88 = 11,781,567.58/x
  3. Step 3: Cross multiply
    30,229,728.43x = 45,335,807.88 × 11,781,567.58
  4. Step 4: Simplify right side
    30,229,728.43x = 534,126,884,332,116.56
  5. Step 5: Solve for x
    x = 534,126,884,332,116.56/30,229,728.43
  6. Step 6: Final answer
    x = 17,668,927.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.