Home / 21,182,008.84-29,196,239.32-14,979,054.76

Finding the Fourth Proportional to 21,182,008.84, 29,196,239.32 and 14,979,054.76

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Solution

The fourth proportional to 21,182,008.84, 29,196,239.32 and 14,979,054.76 is: 20,646,392.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,182,008.84 : 29,196,239.32 = 14,979,054.76 : x
  2. Step 2: Convert to fraction form
    21,182,008.84/29,196,239.32 = 14,979,054.76/x
  3. Step 3: Cross multiply
    21,182,008.84x = 29,196,239.32 × 14,979,054.76
  4. Step 4: Simplify right side
    21,182,008.84x = 437,332,067,560,345.19
  5. Step 5: Solve for x
    x = 437,332,067,560,345.19/21,182,008.84
  6. Step 6: Final answer
    x = 20,646,392.46

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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.