Home / 6,424,590.18-9,617,952.72-5,627,428.68

Finding the Fourth Proportional to 6,424,590.18, 9,617,952.72 and 5,627,428.68

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Solution

The fourth proportional to 6,424,590.18, 9,617,952.72 and 5,627,428.68 is: 8,424,559.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424,590.18 : 9,617,952.72 = 5,627,428.68 : x
  2. Step 2: Convert to fraction form
    6,424,590.18/9,617,952.72 = 5,627,428.68/x
  3. Step 3: Cross multiply
    6,424,590.18x = 9,617,952.72 × 5,627,428.68
  4. Step 4: Simplify right side
    6,424,590.18x = 54,124,342,979,412.01
  5. Step 5: Solve for x
    x = 54,124,342,979,412.01/6,424,590.18
  6. Step 6: Final answer
    x = 8,424,559.62

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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.