Home / 7,706,980.80-11,548,029.60-4,862,001.60

Finding the Fourth Proportional to 7,706,980.80, 11,548,029.60 and 4,862,001.60

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Solution

The fourth proportional to 7,706,980.80, 11,548,029.60 and 4,862,001.60 is: 7,285,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706,980.80 : 11,548,029.60 = 4,862,001.60 : x
  2. Step 2: Convert to fraction form
    7,706,980.80/11,548,029.60 = 4,862,001.60/x
  3. Step 3: Cross multiply
    7,706,980.80x = 11,548,029.60 × 4,862,001.60
  4. Step 4: Simplify right side
    7,706,980.80x = 56,146,538,392,047.35
  5. Step 5: Solve for x
    x = 56,146,538,392,047.35/7,706,980.80
  6. Step 6: Final answer
    x = 7,285,153.53

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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.