Home / 13,130,003.60-19,683,946.20-6,826,259.60

Finding the Fourth Proportional to 13,130,003.60, 19,683,946.20 and 6,826,259.60

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Solution

The fourth proportional to 13,130,003.60, 19,683,946.20 and 6,826,259.60 is: 10,233,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,130,003.60 : 19,683,946.20 = 6,826,259.60 : x
  2. Step 2: Convert to fraction form
    13,130,003.60/19,683,946.20 = 6,826,259.60/x
  3. Step 3: Cross multiply
    13,130,003.60x = 19,683,946.20 × 6,826,259.60
  4. Step 4: Simplify right side
    13,130,003.60x = 134,367,726,713,633.50
  5. Step 5: Solve for x
    x = 134,367,726,713,633.50/13,130,003.60
  6. Step 6: Final answer
    x = 10,233,639.75

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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.