Home / 5,130,016.80-7,691,137.20-2,607,482.40

Finding the Fourth Proportional to 5,130,016.80, 7,691,137.20 and 2,607,482.40

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Solution

The fourth proportional to 5,130,016.80, 7,691,137.20 and 2,607,482.40 is: 3,909,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,016.80 : 7,691,137.20 = 2,607,482.40 : x
  2. Step 2: Convert to fraction form
    5,130,016.80/7,691,137.20 = 2,607,482.40/x
  3. Step 3: Cross multiply
    5,130,016.80x = 7,691,137.20 × 2,607,482.40
  4. Step 4: Simplify right side
    5,130,016.80x = 20,054,504,884,985.28
  5. Step 5: Solve for x
    x = 20,054,504,884,985.28/5,130,016.80
  6. Step 6: Final answer
    x = 3,909,247.41

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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.