Home / 8,736,002.80-13,104,004.20-6,468,521.20

Finding the Fourth Proportional to 8,736,002.80, 13,104,004.20 and 6,468,521.20

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Solution

The fourth proportional to 8,736,002.80, 13,104,004.20 and 6,468,521.20 is: 9,702,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,002.80 : 13,104,004.20 = 6,468,521.20 : x
  2. Step 2: Convert to fraction form
    8,736,002.80/13,104,004.20 = 6,468,521.20/x
  3. Step 3: Cross multiply
    8,736,002.80x = 13,104,004.20 × 6,468,521.20
  4. Step 4: Simplify right side
    8,736,002.80x = 84,763,528,972,589.03
  5. Step 5: Solve for x
    x = 84,763,528,972,589.03/8,736,002.80
  6. Step 6: Final answer
    x = 9,702,781.80

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1.5x scale

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.