Home / 21,032,288.60-29,029,401.02-12,333,263.73

Finding the Fourth Proportional to 21,032,288.60, 29,029,401.02 and 12,333,263.73

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Solution

The fourth proportional to 21,032,288.60, 29,029,401.02 and 12,333,263.73 is: 17,022,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,288.60 : 29,029,401.02 = 12,333,263.73 : x
  2. Step 2: Convert to fraction form
    21,032,288.60/29,029,401.02 = 12,333,263.73/x
  3. Step 3: Cross multiply
    21,032,288.60x = 29,029,401.02 × 12,333,263.73
  4. Step 4: Simplify right side
    21,032,288.60x = 358,027,258,719,479.69
  5. Step 5: Solve for x
    x = 358,027,258,719,479.69/21,032,288.60
  6. Step 6: Final answer
    x = 17,022,743.72

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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.