Home / 18,837,957.08-25,994,784.70-11,398,389.98

Finding the Fourth Proportional to 18,837,957.08, 25,994,784.70 and 11,398,389.98

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Solution

The fourth proportional to 18,837,957.08, 25,994,784.70 and 11,398,389.98 is: 15,728,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837,957.08 : 25,994,784.70 = 11,398,389.98 : x
  2. Step 2: Convert to fraction form
    18,837,957.08/25,994,784.70 = 11,398,389.98/x
  3. Step 3: Cross multiply
    18,837,957.08x = 25,994,784.70 × 11,398,389.98
  4. Step 4: Simplify right side
    18,837,957.08x = 296,298,693,341,011.38
  5. Step 5: Solve for x
    x = 296,298,693,341,011.38/18,837,957.08
  6. Step 6: Final answer
    x = 15,728,812.42

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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.