Home / 5,436,416.81-8,136,881.58-3,996,719.16

Finding the Fourth Proportional to 5,436,416.81, 8,136,881.58 and 3,996,719.16

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Solution

The fourth proportional to 5,436,416.81, 8,136,881.58 and 3,996,719.16 is: 5,982,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,416.81 : 8,136,881.58 = 3,996,719.16 : x
  2. Step 2: Convert to fraction form
    5,436,416.81/8,136,881.58 = 3,996,719.16/x
  3. Step 3: Cross multiply
    5,436,416.81x = 8,136,881.58 × 3,996,719.16
  4. Step 4: Simplify right side
    5,436,416.81x = 32,520,830,521,199.88
  5. Step 5: Solve for x
    x = 32,520,830,521,199.88/5,436,416.81
  6. Step 6: Final answer
    x = 5,982,034.06

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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.