Home / 30,167,783.70-45,251,675.55-19,397,246.10

Finding the Fourth Proportional to 30,167,783.70, 45,251,675.55 and 19,397,246.10

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Solution

The fourth proportional to 30,167,783.70, 45,251,675.55 and 19,397,246.10 is: 29,095,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167,783.70 : 45,251,675.55 = 19,397,246.10 : x
  2. Step 2: Convert to fraction form
    30,167,783.70/45,251,675.55 = 19,397,246.10/x
  3. Step 3: Cross multiply
    30,167,783.70x = 45,251,675.55 × 19,397,246.10
  4. Step 4: Simplify right side
    30,167,783.70x = 877,757,887,080,702.88
  5. Step 5: Solve for x
    x = 877,757,887,080,702.88/30,167,783.70
  6. Step 6: Final answer
    x = 29,095,869.15

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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.