Home / 30,908,678.54-46,363,438.62-11,470,393.64

Finding the Fourth Proportional to 30,908,678.54, 46,363,438.62 and 11,470,393.64

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Solution

The fourth proportional to 30,908,678.54, 46,363,438.62 and 11,470,393.64 is: 17,205,746.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,908,678.54 : 46,363,438.62 = 11,470,393.64 : x
  2. Step 2: Convert to fraction form
    30,908,678.54/46,363,438.62 = 11,470,393.64/x
  3. Step 3: Cross multiply
    30,908,678.54x = 46,363,438.62 × 11,470,393.64
  4. Step 4: Simplify right side
    30,908,678.54x = 531,806,891,475,378.38
  5. Step 5: Solve for x
    x = 531,806,891,475,378.38/30,908,678.54
  6. Step 6: Final answer
    x = 17,205,746.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.