Home / 19,088,384.58-28,628,881.56-7,416,736.11

Finding the Fourth Proportional to 19,088,384.58, 28,628,881.56 and 7,416,736.11

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Solution

The fourth proportional to 19,088,384.58, 28,628,881.56 and 7,416,736.11 is: 11,123,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088,384.58 : 28,628,881.56 = 7,416,736.11 : x
  2. Step 2: Convert to fraction form
    19,088,384.58/28,628,881.56 = 7,416,736.11/x
  3. Step 3: Cross multiply
    19,088,384.58x = 28,628,881.56 × 7,416,736.11
  4. Step 4: Simplify right side
    19,088,384.58x = 212,332,859,654,965.12
  5. Step 5: Solve for x
    x = 212,332,859,654,965.12/19,088,384.58
  6. Step 6: Final answer
    x = 11,123,668.36

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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.