Home / 12,106,846.04-18,168,905.07-6,719,805.77

Finding the Fourth Proportional to 12,106,846.04, 18,168,905.07 and 6,719,805.77

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Solution

The fourth proportional to 12,106,846.04, 18,168,905.07 and 6,719,805.77 is: 10,084,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,846.04 : 18,168,905.07 = 6,719,805.77 : x
  2. Step 2: Convert to fraction form
    12,106,846.04/18,168,905.07 = 6,719,805.77/x
  3. Step 3: Cross multiply
    12,106,846.04x = 18,168,905.07 × 6,719,805.77
  4. Step 4: Simplify right side
    12,106,846.04x = 122,091,513,033,123.72
  5. Step 5: Solve for x
    x = 122,091,513,033,123.72/12,106,846.04
  6. Step 6: Final answer
    x = 10,084,502.00

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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.