Home / 19,057,898.28-28,588,091.58-13,955,598.12

Finding the Fourth Proportional to 19,057,898.28, 28,588,091.58 and 13,955,598.12

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Solution

The fourth proportional to 19,057,898.28, 28,588,091.58 and 13,955,598.12 is: 20,934,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057,898.28 : 28,588,091.58 = 13,955,598.12 : x
  2. Step 2: Convert to fraction form
    19,057,898.28/28,588,091.58 = 13,955,598.12/x
  3. Step 3: Cross multiply
    19,057,898.28x = 28,588,091.58 × 13,955,598.12
  4. Step 4: Simplify right side
    19,057,898.28x = 398,963,917,108,235.75
  5. Step 5: Solve for x
    x = 398,963,917,108,235.75/19,057,898.28
  6. Step 6: Final answer
    x = 20,934,308.25

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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.