Home / 64,848,943.35-89,482,703.43-38,737,918.44

Finding the Fourth Proportional to 64,848,943.35, 89,482,703.43 and 38,737,918.44

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Solution

The fourth proportional to 64,848,943.35, 89,482,703.43 and 38,737,918.44 is: 53,453,047.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,848,943.35 : 89,482,703.43 = 38,737,918.44 : x
  2. Step 2: Convert to fraction form
    64,848,943.35/89,482,703.43 = 38,737,918.44/x
  3. Step 3: Cross multiply
    64,848,943.35x = 89,482,703.43 × 38,737,918.44
  4. Step 4: Simplify right side
    64,848,943.35x = 3,466,373,667,262,048.50
  5. Step 5: Solve for x
    x = 3,466,373,667,262,048.50/64,848,943.35
  6. Step 6: Final answer
    x = 53,453,047.78

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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.