Home / 21,032,289.35-29,029,402.05-12,333,264.48

Finding the Fourth Proportional to 21,032,289.35, 29,029,402.05 and 12,333,264.48

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Solution

The fourth proportional to 21,032,289.35, 29,029,402.05 and 12,333,264.48 is: 17,022,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,289.35 : 29,029,402.05 = 12,333,264.48 : x
  2. Step 2: Convert to fraction form
    21,032,289.35/29,029,402.05 = 12,333,264.48/x
  3. Step 3: Cross multiply
    21,032,289.35x = 29,029,402.05 × 12,333,264.48
  4. Step 4: Simplify right side
    21,032,289.35x = 358,027,293,178,904.19
  5. Step 5: Solve for x
    x = 358,027,293,178,904.19/21,032,289.35
  6. Step 6: Final answer
    x = 17,022,744.75

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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.