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Finding the Fourth Proportional to 34,502,709.40, 51,710,105.40 and 18,336,405.40

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Solution

The fourth proportional to 34,502,709.40, 51,710,105.40 and 18,336,405.40 is: 27,481,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,502,709.40 : 51,710,105.40 = 18,336,405.40 : x
  2. Step 2: Convert to fraction form
    34,502,709.40/51,710,105.40 = 18,336,405.40/x
  3. Step 3: Cross multiply
    34,502,709.40x = 51,710,105.40 × 18,336,405.40
  4. Step 4: Simplify right side
    34,502,709.40x = 948,177,455,891,129
  5. Step 5: Solve for x
    x = 948,177,455,891,129/34,502,709.40
  6. Step 6: Final answer
    x = 27,481,246.32

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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.