Home / 21,069,594.98-29,078,400.76-11,902,828.22

Finding the Fourth Proportional to 21,069,594.98, 29,078,400.76 and 11,902,828.22

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Solution

The fourth proportional to 21,069,594.98, 29,078,400.76 and 11,902,828.22 is: 16,427,236.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,069,594.98 : 29,078,400.76 = 11,902,828.22 : x
  2. Step 2: Convert to fraction form
    21,069,594.98/29,078,400.76 = 11,902,828.22/x
  3. Step 3: Cross multiply
    21,069,594.98x = 29,078,400.76 × 11,902,828.22
  4. Step 4: Simplify right side
    21,069,594.98x = 346,115,208,983,448.38
  5. Step 5: Solve for x
    x = 346,115,208,983,448.38/21,069,594.98
  6. Step 6: Final answer
    x = 16,427,236.00

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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.