Home / 7,727,412.80-11,590,600.80-2,047,515.20

Finding the Fourth Proportional to 7,727,412.80, 11,590,600.80 and 2,047,515.20

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Solution

The fourth proportional to 7,727,412.80, 11,590,600.80 and 2,047,515.20 is: 3,071,135.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727,412.80 : 11,590,600.80 = 2,047,515.20 : x
  2. Step 2: Convert to fraction form
    7,727,412.80/11,590,600.80 = 2,047,515.20/x
  3. Step 3: Cross multiply
    7,727,412.80x = 11,590,600.80 × 2,047,515.20
  4. Step 4: Simplify right side
    7,727,412.80x = 23,731,931,315,132.16
  5. Step 5: Solve for x
    x = 23,731,931,315,132.16/7,727,412.80
  6. Step 6: Final answer
    x = 3,071,135.44

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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.