Home / 21,384,032.40-32,069,827.80-11,804,000.40

Finding the Fourth Proportional to 21,384,032.40, 32,069,827.80 and 11,804,000.40

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Solution

The fourth proportional to 21,384,032.40, 32,069,827.80 and 11,804,000.40 is: 17,702,566.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,032.40 : 32,069,827.80 = 11,804,000.40 : x
  2. Step 2: Convert to fraction form
    21,384,032.40/32,069,827.80 = 11,804,000.40/x
  3. Step 3: Cross multiply
    21,384,032.40x = 32,069,827.80 × 11,804,000.40
  4. Step 4: Simplify right side
    21,384,032.40x = 378,552,260,179,131.12
  5. Step 5: Solve for x
    x = 378,552,260,179,131.12/21,384,032.40
  6. Step 6: Final answer
    x = 17,702,566.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.