Home / 12,097,305.10-18,145,957.65-4,119,129.10

Finding the Fourth Proportional to 12,097,305.10, 18,145,957.65 and 4,119,129.10

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Solution

The fourth proportional to 12,097,305.10, 18,145,957.65 and 4,119,129.10 is: 6,178,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,305.10 : 18,145,957.65 = 4,119,129.10 : x
  2. Step 2: Convert to fraction form
    12,097,305.10/18,145,957.65 = 4,119,129.10/x
  3. Step 3: Cross multiply
    12,097,305.10x = 18,145,957.65 × 4,119,129.10
  4. Step 4: Simplify right side
    12,097,305.10x = 74,745,542,203,482.61
  5. Step 5: Solve for x
    x = 74,745,542,203,482.61/12,097,305.10
  6. Step 6: Final answer
    x = 6,178,693.65

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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.