Home / 30,177,980.37-41,646,618.85-16,949,488.47

Finding the Fourth Proportional to 30,177,980.37, 41,646,618.85 and 16,949,488.47

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Solution

The fourth proportional to 30,177,980.37, 41,646,618.85 and 16,949,488.47 is: 23,390,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,980.37 : 41,646,618.85 = 16,949,488.47 : x
  2. Step 2: Convert to fraction form
    30,177,980.37/41,646,618.85 = 16,949,488.47/x
  3. Step 3: Cross multiply
    30,177,980.37x = 41,646,618.85 × 16,949,488.47
  4. Step 4: Simplify right side
    30,177,980.37x = 705,888,886,033,746.50
  5. Step 5: Solve for x
    x = 705,888,886,033,746.50/30,177,980.37
  6. Step 6: Final answer
    x = 23,390,859.07

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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.