Home / 34,145,748.40-51,255,947.40-21,380,666.80

Finding the Fourth Proportional to 34,145,748.40, 51,255,947.40 and 21,380,666.80

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Solution

The fourth proportional to 34,145,748.40, 51,255,947.40 and 21,380,666.80 is: 32,094,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145,748.40 : 51,255,947.40 = 21,380,666.80 : x
  2. Step 2: Convert to fraction form
    34,145,748.40/51,255,947.40 = 21,380,666.80/x
  3. Step 3: Cross multiply
    34,145,748.40x = 51,255,947.40 × 21,380,666.80
  4. Step 4: Simplify right side
    34,145,748.40x = 1,095,886,332,877,726.38
  5. Step 5: Solve for x
    x = 1,095,886,332,877,726.38/34,145,748.40
  6. Step 6: Final answer
    x = 32,094,371.46

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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.