Home / 22,749,075.39-31,393,932.98-12,959,374.49

Finding the Fourth Proportional to 22,749,075.39, 31,393,932.98 and 12,959,374.49

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Solution

The fourth proportional to 22,749,075.39, 31,393,932.98 and 12,959,374.49 is: 17,884,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749,075.39 : 31,393,932.98 = 12,959,374.49 : x
  2. Step 2: Convert to fraction form
    22,749,075.39/31,393,932.98 = 12,959,374.49/x
  3. Step 3: Cross multiply
    22,749,075.39x = 31,393,932.98 × 12,959,374.49
  4. Step 4: Simplify right side
    22,749,075.39x = 406,845,733,980,015.12
  5. Step 5: Solve for x
    x = 406,845,733,980,015.12/22,749,075.39
  6. Step 6: Final answer
    x = 17,884,055.81

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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.