Home / 7,731,836.80-10,669,959.84-4,294,077.60

Finding the Fourth Proportional to 7,731,836.80, 10,669,959.84 and 4,294,077.60

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Solution

The fourth proportional to 7,731,836.80, 10,669,959.84 and 4,294,077.60 is: 5,925,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,836.80 : 10,669,959.84 = 4,294,077.60 : x
  2. Step 2: Convert to fraction form
    7,731,836.80/10,669,959.84 = 4,294,077.60/x
  3. Step 3: Cross multiply
    7,731,836.80x = 10,669,959.84 × 4,294,077.60
  4. Step 4: Simplify right side
    7,731,836.80x = 45,817,635,541,843.58
  5. Step 5: Solve for x
    x = 45,817,635,541,843.58/7,731,836.80
  6. Step 6: Final answer
    x = 5,925,841.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.