Home / 7,360,219.20-11,019,333.60-6,520,411.20

Finding the Fourth Proportional to 7,360,219.20, 11,019,333.60 and 6,520,411.20

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Solution

The fourth proportional to 7,360,219.20, 11,019,333.60 and 6,520,411.20 is: 9,762,017.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360,219.20 : 11,019,333.60 = 6,520,411.20 : x
  2. Step 2: Convert to fraction form
    7,360,219.20/11,019,333.60 = 6,520,411.20/x
  3. Step 3: Cross multiply
    7,360,219.20x = 11,019,333.60 × 6,520,411.20
  4. Step 4: Simplify right side
    7,360,219.20x = 71,850,586,221,976.31
  5. Step 5: Solve for x
    x = 71,850,586,221,976.31/7,360,219.20
  6. Step 6: Final answer
    x = 9,762,017.17

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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.