Home / 8,038,548.29-12,043,781.85-6,699,316.97

Finding the Fourth Proportional to 8,038,548.29, 12,043,781.85 and 6,699,316.97

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Solution

The fourth proportional to 8,038,548.29, 12,043,781.85 and 6,699,316.97 is: 10,037,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,548.29 : 12,043,781.85 = 6,699,316.97 : x
  2. Step 2: Convert to fraction form
    8,038,548.29/12,043,781.85 = 6,699,316.97/x
  3. Step 3: Cross multiply
    8,038,548.29x = 12,043,781.85 × 6,699,316.97
  4. Step 4: Simplify right side
    8,038,548.29x = 80,685,112,130,682.98
  5. Step 5: Solve for x
    x = 80,685,112,130,682.98/8,038,548.29
  6. Step 6: Final answer
    x = 10,037,274.05

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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.