Home / 6,909,805.88-10,366,225.14-2,117,855.60

Finding the Fourth Proportional to 6,909,805.88, 10,366,225.14 and 2,117,855.60

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Solution

The fourth proportional to 6,909,805.88, 10,366,225.14 and 2,117,855.60 is: 3,177,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,805.88 : 10,366,225.14 = 2,117,855.60 : x
  2. Step 2: Convert to fraction form
    6,909,805.88/10,366,225.14 = 2,117,855.60/x
  3. Step 3: Cross multiply
    6,909,805.88x = 10,366,225.14 × 2,117,855.60
  4. Step 4: Simplify right side
    6,909,805.88x = 21,954,167,946,681.02
  5. Step 5: Solve for x
    x = 21,954,167,946,681.02/6,909,805.88
  6. Step 6: Final answer
    x = 3,177,248.15

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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.