Home / 8,172,749.34-11,278,394.05-4,736,983.27

Finding the Fourth Proportional to 8,172,749.34, 11,278,394.05 and 4,736,983.27

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Solution

The fourth proportional to 8,172,749.34, 11,278,394.05 and 4,736,983.27 is: 6,537,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,749.34 : 11,278,394.05 = 4,736,983.27 : x
  2. Step 2: Convert to fraction form
    8,172,749.34/11,278,394.05 = 4,736,983.27/x
  3. Step 3: Cross multiply
    8,172,749.34x = 11,278,394.05 × 4,736,983.27
  4. Step 4: Simplify right side
    8,172,749.34x = 53,425,563,903,632.62
  5. Step 5: Solve for x
    x = 53,425,563,903,632.62/8,172,749.34
  6. Step 6: Final answer
    x = 6,537,036.89

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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.