Home / 21,649,296.16-29,875,940.22-11,859,726.52

Finding the Fourth Proportional to 21,649,296.16, 29,875,940.22 and 11,859,726.52

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Solution

The fourth proportional to 21,649,296.16, 29,875,940.22 and 11,859,726.52 is: 16,366,374.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649,296.16 : 29,875,940.22 = 11,859,726.52 : x
  2. Step 2: Convert to fraction form
    21,649,296.16/29,875,940.22 = 11,859,726.52/x
  3. Step 3: Cross multiply
    21,649,296.16x = 29,875,940.22 × 11,859,726.52
  4. Step 4: Simplify right side
    21,649,296.16x = 354,320,480,537,068.62
  5. Step 5: Solve for x
    x = 354,320,480,537,068.62/21,649,296.16
  6. Step 6: Final answer
    x = 16,366,374.13

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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.