Home / 8,917,305.39-12,305,953.76-4,842,953.55

Finding the Fourth Proportional to 8,917,305.39, 12,305,953.76 and 4,842,953.55

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Solution

The fourth proportional to 8,917,305.39, 12,305,953.76 and 4,842,953.55 is: 6,683,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,305.39 : 12,305,953.76 = 4,842,953.55 : x
  2. Step 2: Convert to fraction form
    8,917,305.39/12,305,953.76 = 4,842,953.55/x
  3. Step 3: Cross multiply
    8,917,305.39x = 12,305,953.76 × 4,842,953.55
  4. Step 4: Simplify right side
    8,917,305.39x = 59,597,162,423,913.08
  5. Step 5: Solve for x
    x = 59,597,162,423,913.08/8,917,305.39
  6. Step 6: Final answer
    x = 6,683,315.17

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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.