Home / 7,106,916.90-9,807,545.17-3,843,731.87

Finding the Fourth Proportional to 7,106,916.90, 9,807,545.17 and 3,843,731.87

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Solution

The fourth proportional to 7,106,916.90, 9,807,545.17 and 3,843,731.87 is: 5,304,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,916.90 : 9,807,545.17 = 3,843,731.87 : x
  2. Step 2: Convert to fraction form
    7,106,916.90/9,807,545.17 = 3,843,731.87/x
  3. Step 3: Cross multiply
    7,106,916.90x = 9,807,545.17 × 3,843,731.87
  4. Step 4: Simplify right side
    7,106,916.90x = 37,697,573,936,393.57
  5. Step 5: Solve for x
    x = 37,697,573,936,393.57/7,106,916.90
  6. Step 6: Final answer
    x = 5,304,349.90

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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.