Home / 39,915,514.92-55,079,297.28-29,467,088.40

Finding the Fourth Proportional to 39,915,514.92, 55,079,297.28 and 29,467,088.40

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Solution

The fourth proportional to 39,915,514.92, 55,079,297.28 and 29,467,088.40 is: 40,661,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915,514.92 : 55,079,297.28 = 29,467,088.40 : x
  2. Step 2: Convert to fraction form
    39,915,514.92/55,079,297.28 = 29,467,088.40/x
  3. Step 3: Cross multiply
    39,915,514.92x = 55,079,297.28 × 29,467,088.40
  4. Step 4: Simplify right side
    39,915,514.92x = 1,623,026,521,959,639.50
  5. Step 5: Solve for x
    x = 1,623,026,521,959,639.50/39,915,514.92
  6. Step 6: Final answer
    x = 40,661,545.40

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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.