Home / 49,147,186.19-67,834,724.16-28,251,339.89

Finding the Fourth Proportional to 49,147,186.19, 67,834,724.16 and 28,251,339.89

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Solution

The fourth proportional to 49,147,186.19, 67,834,724.16 and 28,251,339.89 is: 38,993,521.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147,186.19 : 67,834,724.16 = 28,251,339.89 : x
  2. Step 2: Convert to fraction form
    49,147,186.19/67,834,724.16 = 28,251,339.89/x
  3. Step 3: Cross multiply
    49,147,186.19x = 67,834,724.16 × 28,251,339.89
  4. Step 4: Simplify right side
    49,147,186.19x = 1,916,421,848,212,274.75
  5. Step 5: Solve for x
    x = 1,916,421,848,212,274.75/49,147,186.19
  6. Step 6: Final answer
    x = 38,993,521.24

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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.