Home / 7,185,422.80-10,762,387.80-6,240,638.80

Finding the Fourth Proportional to 7,185,422.80, 10,762,387.80 and 6,240,638.80

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Solution

The fourth proportional to 7,185,422.80, 10,762,387.80 and 6,240,638.80 is: 9,347,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,422.80 : 10,762,387.80 = 6,240,638.80 : x
  2. Step 2: Convert to fraction form
    7,185,422.80/10,762,387.80 = 6,240,638.80/x
  3. Step 3: Cross multiply
    7,185,422.80x = 10,762,387.80 × 6,240,638.80
  4. Step 4: Simplify right side
    7,185,422.80x = 67,164,174,885,326.64
  5. Step 5: Solve for x
    x = 67,164,174,885,326.64/7,185,422.80
  6. Step 6: Final answer
    x = 9,347,282.23

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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.