Home / 30,071,045.36-41,498,042.64-16,320,009.44

Finding the Fourth Proportional to 30,071,045.36, 41,498,042.64 and 16,320,009.44

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Solution

The fourth proportional to 30,071,045.36, 41,498,042.64 and 16,320,009.44 is: 22,521,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071,045.36 : 41,498,042.64 = 16,320,009.44 : x
  2. Step 2: Convert to fraction form
    30,071,045.36/41,498,042.64 = 16,320,009.44/x
  3. Step 3: Cross multiply
    30,071,045.36x = 41,498,042.64 × 16,320,009.44
  4. Step 4: Simplify right side
    30,071,045.36x = 677,248,447,626,322.50
  5. Step 5: Solve for x
    x = 677,248,447,626,322.50/30,071,045.36
  6. Step 6: Final answer
    x = 22,521,613.05

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1.5x scale

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.