Home / 19,208,593.58-28,812,939.15-7,849,040.18

Finding the Fourth Proportional to 19,208,593.58, 28,812,939.15 and 7,849,040.18

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Solution

The fourth proportional to 19,208,593.58, 28,812,939.15 and 7,849,040.18 is: 11,773,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208,593.58 : 28,812,939.15 = 7,849,040.18 : x
  2. Step 2: Convert to fraction form
    19,208,593.58/28,812,939.15 = 7,849,040.18/x
  3. Step 3: Cross multiply
    19,208,593.58x = 28,812,939.15 × 7,849,040.18
  4. Step 4: Simplify right side
    19,208,593.58x = 226,153,917,092,245.03
  5. Step 5: Solve for x
    x = 226,153,917,092,245.03/19,208,593.58
  6. Step 6: Final answer
    x = 11,773,580.20

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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.