Home / 6,945,184.80-10,403,780.40-4,677,703.20

Finding the Fourth Proportional to 6,945,184.80, 10,403,780.40 and 4,677,703.20

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Solution

The fourth proportional to 6,945,184.80, 10,403,780.40 and 4,677,703.20 is: 7,007,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,184.80 : 10,403,780.40 = 4,677,703.20 : x
  2. Step 2: Convert to fraction form
    6,945,184.80/10,403,780.40 = 4,677,703.20/x
  3. Step 3: Cross multiply
    6,945,184.80x = 10,403,780.40 × 4,677,703.20
  4. Step 4: Simplify right side
    6,945,184.80x = 48,665,796,869,177.28
  5. Step 5: Solve for x
    x = 48,665,796,869,177.28/6,945,184.80
  6. Step 6: Final answer
    x = 7,007,127.71

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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.