Home / 8,461,017.61-11,664,636.04-5,811,784.22

Finding the Fourth Proportional to 8,461,017.61, 11,664,636.04 and 5,811,784.22

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Solution

The fourth proportional to 8,461,017.61, 11,664,636.04 and 5,811,784.22 is: 8,012,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461,017.61 : 11,664,636.04 = 5,811,784.22 : x
  2. Step 2: Convert to fraction form
    8,461,017.61/11,664,636.04 = 5,811,784.22/x
  3. Step 3: Cross multiply
    8,461,017.61x = 11,664,636.04 × 5,811,784.22
  4. Step 4: Simplify right side
    8,461,017.61x = 67,792,347,669,315.28
  5. Step 5: Solve for x
    x = 67,792,347,669,315.28/8,461,017.61
  6. Step 6: Final answer
    x = 8,012,316.11

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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.