Home / 8,581,210.80-12,871,816.20-4,536,135.60

Finding the Fourth Proportional to 8,581,210.80, 12,871,816.20 and 4,536,135.60

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Solution

The fourth proportional to 8,581,210.80, 12,871,816.20 and 4,536,135.60 is: 6,804,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,210.80 : 12,871,816.20 = 4,536,135.60 : x
  2. Step 2: Convert to fraction form
    8,581,210.80/12,871,816.20 = 4,536,135.60/x
  3. Step 3: Cross multiply
    8,581,210.80x = 12,871,816.20 × 4,536,135.60
  4. Step 4: Simplify right side
    8,581,210.80x = 58,388,303,701,476.71
  5. Step 5: Solve for x
    x = 58,388,303,701,476.71/8,581,210.80
  6. Step 6: Final answer
    x = 6,804,203.40

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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.