Home / 9,821,131.31-14,706,543.35-8,197,864.08

Finding the Fourth Proportional to 9,821,131.31, 14,706,543.35 and 8,197,864.08

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Solution

The fourth proportional to 9,821,131.31, 14,706,543.35 and 8,197,864.08 is: 12,275,799.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821,131.31 : 14,706,543.35 = 8,197,864.08 : x
  2. Step 2: Convert to fraction form
    9,821,131.31/14,706,543.35 = 8,197,864.08/x
  3. Step 3: Cross multiply
    9,821,131.31x = 14,706,543.35 × 8,197,864.08
  4. Step 4: Simplify right side
    9,821,131.31x = 120,562,243,490,422.52
  5. Step 5: Solve for x
    x = 120,562,243,490,422.52/9,821,131.31
  6. Step 6: Final answer
    x = 12,275,799.98

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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.