Home / 51,916,639.52-77,820,042.96-19,554,540

Finding the Fourth Proportional to 51,916,639.52, 77,820,042.96 and 19,554,540

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Solution

The fourth proportional to 51,916,639.52, 77,820,042.96 and 19,554,540 is: 29,311,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,916,639.52 : 77,820,042.96 = 19,554,540 : x
  2. Step 2: Convert to fraction form
    51,916,639.52/77,820,042.96 = 19,554,540/x
  3. Step 3: Cross multiply
    51,916,639.52x = 77,820,042.96 × 19,554,540
  4. Step 4: Simplify right side
    51,916,639.52x = 1,521,735,142,863,038.25
  5. Step 5: Solve for x
    x = 1,521,735,142,863,038.25/51,916,639.52
  6. Step 6: Final answer
    x = 29,311,125.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.