Home / 9,728,328.83-13,424,857.58-5,377,303.26

Finding the Fourth Proportional to 9,728,328.83, 13,424,857.58 and 5,377,303.26

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Solution

The fourth proportional to 9,728,328.83, 13,424,857.58 and 5,377,303.26 is: 7,420,547.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,328.83 : 13,424,857.58 = 5,377,303.26 : x
  2. Step 2: Convert to fraction form
    9,728,328.83/13,424,857.58 = 5,377,303.26/x
  3. Step 3: Cross multiply
    9,728,328.83x = 13,424,857.58 × 5,377,303.26
  4. Step 4: Simplify right side
    9,728,328.83x = 72,189,530,443,412.97
  5. Step 5: Solve for x
    x = 72,189,530,443,412.97/9,728,328.83
  6. Step 6: Final answer
    x = 7,420,547.94

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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.