Home / 7,473,211.20-11,209,816.80-5,980,219.20

Finding the Fourth Proportional to 7,473,211.20, 11,209,816.80 and 5,980,219.20

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Solution

The fourth proportional to 7,473,211.20, 11,209,816.80 and 5,980,219.20 is: 8,970,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,211.20 : 11,209,816.80 = 5,980,219.20 : x
  2. Step 2: Convert to fraction form
    7,473,211.20/11,209,816.80 = 5,980,219.20/x
  3. Step 3: Cross multiply
    7,473,211.20x = 11,209,816.80 × 5,980,219.20
  4. Step 4: Simplify right side
    7,473,211.20x = 67,037,161,655,842.57
  5. Step 5: Solve for x
    x = 67,037,161,655,842.57/7,473,211.20
  6. Step 6: Final answer
    x = 8,970,328.80

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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.