Home / 40,518,509.50-55,920,879.39-23,110,864.30

Finding the Fourth Proportional to 40,518,509.50, 55,920,879.39 and 23,110,864.30

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Solution

The fourth proportional to 40,518,509.50, 55,920,879.39 and 23,110,864.30 is: 31,896,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,518,509.50 : 55,920,879.39 = 23,110,864.30 : x
  2. Step 2: Convert to fraction form
    40,518,509.50/55,920,879.39 = 23,110,864.30/x
  3. Step 3: Cross multiply
    40,518,509.50x = 55,920,879.39 × 23,110,864.30
  4. Step 4: Simplify right side
    40,518,509.50x = 1,292,379,855,118,956.75
  5. Step 5: Solve for x
    x = 1,292,379,855,118,956.75/40,518,509.50
  6. Step 6: Final answer
    x = 31,896,036.43

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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.