Home / 7,329,963.40-10,115,007.78-4,066,743.40

Finding the Fourth Proportional to 7,329,963.40, 10,115,007.78 and 4,066,743.40

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Solution

The fourth proportional to 7,329,963.40, 10,115,007.78 and 4,066,743.40 is: 5,611,916.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,963.40 : 10,115,007.78 = 4,066,743.40 : x
  2. Step 2: Convert to fraction form
    7,329,963.40/10,115,007.78 = 4,066,743.40/x
  3. Step 3: Cross multiply
    7,329,963.40x = 10,115,007.78 × 4,066,743.40
  4. Step 4: Simplify right side
    7,329,963.40x = 41,135,141,130,263.65
  5. Step 5: Solve for x
    x = 41,135,141,130,263.65/7,329,963.40
  6. Step 6: Final answer
    x = 5,611,916.31

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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.