Home / 6,386,614.80-9,579,922.20-4,119,133.20

Finding the Fourth Proportional to 6,386,614.80, 9,579,922.20 and 4,119,133.20

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Solution

The fourth proportional to 6,386,614.80, 9,579,922.20 and 4,119,133.20 is: 6,178,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,614.80 : 9,579,922.20 = 4,119,133.20 : x
  2. Step 2: Convert to fraction form
    6,386,614.80/9,579,922.20 = 4,119,133.20/x
  3. Step 3: Cross multiply
    6,386,614.80x = 9,579,922.20 × 4,119,133.20
  4. Step 4: Simplify right side
    6,386,614.80x = 39,460,975,587,437.04
  5. Step 5: Solve for x
    x = 39,460,975,587,437.04/6,386,614.80
  6. Step 6: Final answer
    x = 6,178,699.80

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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.