Home / 7,498,218.40-11,247,327.60-5,492,816.80

Finding the Fourth Proportional to 7,498,218.40, 11,247,327.60 and 5,492,816.80

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Solution

The fourth proportional to 7,498,218.40, 11,247,327.60 and 5,492,816.80 is: 8,239,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498,218.40 : 11,247,327.60 = 5,492,816.80 : x
  2. Step 2: Convert to fraction form
    7,498,218.40/11,247,327.60 = 5,492,816.80/x
  3. Step 3: Cross multiply
    7,498,218.40x = 11,247,327.60 × 5,492,816.80
  4. Step 4: Simplify right side
    7,498,218.40x = 61,779,509,996,383.68
  5. Step 5: Solve for x
    x = 61,779,509,996,383.68/7,498,218.40
  6. Step 6: Final answer
    x = 8,239,225.20

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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.