Home / 19,988,125.59-27,583,675.44-10,820,746.47

Finding the Fourth Proportional to 19,988,125.59, 27,583,675.44 and 10,820,746.47

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Solution

The fourth proportional to 19,988,125.59, 27,583,675.44 and 10,820,746.47 is: 14,932,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988,125.59 : 27,583,675.44 = 10,820,746.47 : x
  2. Step 2: Convert to fraction form
    19,988,125.59/27,583,675.44 = 10,820,746.47/x
  3. Step 3: Cross multiply
    19,988,125.59x = 27,583,675.44 × 10,820,746.47
  4. Step 4: Simplify right side
    19,988,125.59x = 298,475,958,647,005.75
  5. Step 5: Solve for x
    x = 298,475,958,647,005.75/19,988,125.59
  6. Step 6: Final answer
    x = 14,932,663.76

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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.