Home / 6,918,040.80-10,363,064.40-4,790,527.20

Finding the Fourth Proportional to 6,918,040.80, 10,363,064.40 and 4,790,527.20

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Solution

The fourth proportional to 6,918,040.80, 10,363,064.40 and 4,790,527.20 is: 7,176,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,040.80 : 10,363,064.40 = 4,790,527.20 : x
  2. Step 2: Convert to fraction form
    6,918,040.80/10,363,064.40 = 4,790,527.20/x
  3. Step 3: Cross multiply
    6,918,040.80x = 10,363,064.40 × 4,790,527.20
  4. Step 4: Simplify right side
    6,918,040.80x = 49,644,541,883,551.69
  5. Step 5: Solve for x
    x = 49,644,541,883,551.69/6,918,040.80
  6. Step 6: Final answer
    x = 7,176,098.45

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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.