Home / 34,178,961.60-47,165,792.40-19,499,379.84

Finding the Fourth Proportional to 34,178,961.60, 47,165,792.40 and 19,499,379.84

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Solution

The fourth proportional to 34,178,961.60, 47,165,792.40 and 19,499,379.84 is: 26,908,474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178,961.60 : 47,165,792.40 = 19,499,379.84 : x
  2. Step 2: Convert to fraction form
    34,178,961.60/47,165,792.40 = 19,499,379.84/x
  3. Step 3: Cross multiply
    34,178,961.60x = 47,165,792.40 × 19,499,379.84
  4. Step 4: Simplify right side
    34,178,961.60x = 919,703,701,462,185.12
  5. Step 5: Solve for x
    x = 919,703,701,462,185.12/34,178,961.60
  6. Step 6: Final answer
    x = 26,908,474.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.