Home / 19,088,438.04-28,628,961.70-7,416,789.46

Finding the Fourth Proportional to 19,088,438.04, 28,628,961.70 and 7,416,789.46

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Solution

The fourth proportional to 19,088,438.04, 28,628,961.70 and 7,416,789.46 is: 11,123,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088,438.04 : 28,628,961.70 = 7,416,789.46 : x
  2. Step 2: Convert to fraction form
    19,088,438.04/28,628,961.70 = 7,416,789.46/x
  3. Step 3: Cross multiply
    19,088,438.04x = 28,628,961.70 × 7,416,789.46
  4. Step 4: Simplify right side
    19,088,438.04x = 212,334,981,387,303.69
  5. Step 5: Solve for x
    x = 212,334,981,387,303.69/19,088,438.04
  6. Step 6: Final answer
    x = 11,123,748.36

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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.