Home / 47,288,491.49-70,930,213.80-12,744,339.01

Finding the Fourth Proportional to 47,288,491.49, 70,930,213.80 and 12,744,339.01

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Solution

The fourth proportional to 47,288,491.49, 70,930,213.80 and 12,744,339.01 is: 19,115,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288,491.49 : 70,930,213.80 = 12,744,339.01 : x
  2. Step 2: Convert to fraction form
    47,288,491.49/70,930,213.80 = 12,744,339.01/x
  3. Step 3: Cross multiply
    47,288,491.49x = 70,930,213.80 × 12,744,339.01
  4. Step 4: Simplify right side
    47,288,491.49x = 903,958,690,718,980.25
  5. Step 5: Solve for x
    x = 903,958,690,718,980.25/47,288,491.49
  6. Step 6: Final answer
    x = 19,115,828.44

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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.