Home / 21,032,827.36-29,025,320.96-11,375,035.36

Finding the Fourth Proportional to 21,032,827.36, 29,025,320.96 and 11,375,035.36

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Solution

The fourth proportional to 21,032,827.36, 29,025,320.96 and 11,375,035.36 is: 15,697,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,827.36 : 29,025,320.96 = 11,375,035.36 : x
  2. Step 2: Convert to fraction form
    21,032,827.36/29,025,320.96 = 11,375,035.36/x
  3. Step 3: Cross multiply
    21,032,827.36x = 29,025,320.96 × 11,375,035.36
  4. Step 4: Simplify right side
    21,032,827.36x = 330,164,052,255,349.12
  5. Step 5: Solve for x
    x = 330,164,052,255,349.12/21,032,827.36
  6. Step 6: Final answer
    x = 15,697,559.18

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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.