Home / 5,186,271.60-7,159,016.28-3,900,824.08

Finding the Fourth Proportional to 5,186,271.60, 7,159,016.28 and 3,900,824.08

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Solution

The fourth proportional to 5,186,271.60, 7,159,016.28 and 3,900,824.08 is: 5,384,612.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,271.60 : 7,159,016.28 = 3,900,824.08 : x
  2. Step 2: Convert to fraction form
    5,186,271.60/7,159,016.28 = 3,900,824.08/x
  3. Step 3: Cross multiply
    5,186,271.60x = 7,159,016.28 × 3,900,824.08
  4. Step 4: Simplify right side
    5,186,271.60x = 27,926,063,094,136.02
  5. Step 5: Solve for x
    x = 27,926,063,094,136.02/5,186,271.60
  6. Step 6: Final answer
    x = 5,384,612.54

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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.