Home / 21,821,847.40-32,731,587.74-6,675,780.20

Finding the Fourth Proportional to 21,821,847.40, 32,731,587.74 and 6,675,780.20

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Solution

The fourth proportional to 21,821,847.40, 32,731,587.74 and 6,675,780.20 is: 10,013,308.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,821,847.40 : 32,731,587.74 = 6,675,780.20 : x
  2. Step 2: Convert to fraction form
    21,821,847.40/32,731,587.74 = 6,675,780.20/x
  3. Step 3: Cross multiply
    21,821,847.40x = 32,731,587.74 × 6,675,780.20
  4. Step 4: Simplify right side
    21,821,847.40x = 218,508,885,349,254.75
  5. Step 5: Solve for x
    x = 218,508,885,349,254.75/21,821,847.40
  6. Step 6: Final answer
    x = 10,013,308.28

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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.