Home / 25,308,102.65-34,925,007.77-13,705,400.61

Finding the Fourth Proportional to 25,308,102.65, 34,925,007.77 and 13,705,400.61

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Solution

The fourth proportional to 25,308,102.65, 34,925,007.77 and 13,705,400.61 is: 18,913,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308,102.65 : 34,925,007.77 = 13,705,400.61 : x
  2. Step 2: Convert to fraction form
    25,308,102.65/34,925,007.77 = 13,705,400.61/x
  3. Step 3: Cross multiply
    25,308,102.65x = 34,925,007.77 × 13,705,400.61
  4. Step 4: Simplify right side
    25,308,102.65x = 478,661,222,778,080.94
  5. Step 5: Solve for x
    x = 478,661,222,778,080.94/25,308,102.65
  6. Step 6: Final answer
    x = 18,913,358.68

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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.