Home / 8,729,683.80-13,122,519.30-6,222,701.40

Finding the Fourth Proportional to 8,729,683.80, 13,122,519.30 and 6,222,701.40

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Solution

The fourth proportional to 8,729,683.80, 13,122,519.30 and 6,222,701.40 is: 9,354,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,683.80 : 13,122,519.30 = 6,222,701.40 : x
  2. Step 2: Convert to fraction form
    8,729,683.80/13,122,519.30 = 6,222,701.40/x
  3. Step 3: Cross multiply
    8,729,683.80x = 13,122,519.30 × 6,222,701.40
  4. Step 4: Simplify right side
    8,729,683.80x = 81,657,519,219,637.03
  5. Step 5: Solve for x
    x = 81,657,519,219,637.03/8,729,683.80
  6. Step 6: Final answer
    x = 9,354,006.52

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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.