Home / 19,057,900.29-28,588,094.58-13,955,600.13

Finding the Fourth Proportional to 19,057,900.29, 28,588,094.58 and 13,955,600.13

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Solution

The fourth proportional to 19,057,900.29, 28,588,094.58 and 13,955,600.13 is: 20,934,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057,900.29 : 28,588,094.58 = 13,955,600.13 : x
  2. Step 2: Convert to fraction form
    19,057,900.29/28,588,094.58 = 13,955,600.13/x
  3. Step 3: Cross multiply
    19,057,900.29x = 28,588,094.58 × 13,955,600.13
  4. Step 4: Simplify right side
    19,057,900.29x = 398,964,016,437,100.31
  5. Step 5: Solve for x
    x = 398,964,016,437,100.31/19,057,900.29
  6. Step 6: Final answer
    x = 20,934,311.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.