Home / 19,765,475.70-29,645,479.80-6,127,999.80

Finding the Fourth Proportional to 19,765,475.70, 29,645,479.80 and 6,127,999.80

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Solution

The fourth proportional to 19,765,475.70, 29,645,479.80 and 6,127,999.80 is: 9,191,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,765,475.70 : 29,645,479.80 = 6,127,999.80 : x
  2. Step 2: Convert to fraction form
    19,765,475.70/29,645,479.80 = 6,127,999.80/x
  3. Step 3: Cross multiply
    19,765,475.70x = 29,645,479.80 × 6,127,999.80
  4. Step 4: Simplify right side
    19,765,475.70x = 181,667,494,285,304.03
  5. Step 5: Solve for x
    x = 181,667,494,285,304.03/19,765,475.70
  6. Step 6: Final answer
    x = 9,191,152.14

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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.