Home / 8,139,020.02-12,209,649.18-3,021,015.04

Finding the Fourth Proportional to 8,139,020.02, 12,209,649.18 and 3,021,015.04

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Solution

The fourth proportional to 8,139,020.02, 12,209,649.18 and 3,021,015.04 is: 4,531,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,020.02 : 12,209,649.18 = 3,021,015.04 : x
  2. Step 2: Convert to fraction form
    8,139,020.02/12,209,649.18 = 3,021,015.04/x
  3. Step 3: Cross multiply
    8,139,020.02x = 12,209,649.18 × 3,021,015.04
  4. Step 4: Simplify right side
    8,139,020.02x = 36,885,533,805,903.66
  5. Step 5: Solve for x
    x = 36,885,533,805,903.66/8,139,020.02
  6. Step 6: Final answer
    x = 4,531,937.96

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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.