Home / 21,032,366.58-29,024,947.89-11,864,980.98

Finding the Fourth Proportional to 21,032,366.58, 29,024,947.89 and 11,864,980.98

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Solution

The fourth proportional to 21,032,366.58, 29,024,947.89 and 11,864,980.98 is: 16,373,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,366.58 : 29,024,947.89 = 11,864,980.98 : x
  2. Step 2: Convert to fraction form
    21,032,366.58/29,024,947.89 = 11,864,980.98/x
  3. Step 3: Cross multiply
    21,032,366.58x = 29,024,947.89 × 11,864,980.98
  4. Step 4: Simplify right side
    21,032,366.58x = 344,380,454,660,341.12
  5. Step 5: Solve for x
    x = 344,380,454,660,341.12/21,032,366.58
  6. Step 6: Final answer
    x = 16,373,832.84

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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.