Home / 12,010,098.86-18,020,638.02-6,536,994.68

Finding the Fourth Proportional to 12,010,098.86, 18,020,638.02 and 6,536,994.68

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Solution

The fourth proportional to 12,010,098.86, 18,020,638.02 and 6,536,994.68 is: 9,808,480.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,098.86 : 18,020,638.02 = 6,536,994.68 : x
  2. Step 2: Convert to fraction form
    12,010,098.86/18,020,638.02 = 6,536,994.68/x
  3. Step 3: Cross multiply
    12,010,098.86x = 18,020,638.02 × 6,536,994.68
  4. Step 4: Simplify right side
    12,010,098.86x = 117,800,814,866,945.72
  5. Step 5: Solve for x
    x = 117,800,814,866,945.72/12,010,098.86
  6. Step 6: Final answer
    x = 9,808,480.03

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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.