Home / 8,518,996.89-11,756,156.81-4,651,515.81

Finding the Fourth Proportional to 8,518,996.89, 11,756,156.81 and 4,651,515.81

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Solution

The fourth proportional to 8,518,996.89, 11,756,156.81 and 4,651,515.81 is: 6,419,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,996.89 : 11,756,156.81 = 4,651,515.81 : x
  2. Step 2: Convert to fraction form
    8,518,996.89/11,756,156.81 = 4,651,515.81/x
  3. Step 3: Cross multiply
    8,518,996.89x = 11,756,156.81 × 4,651,515.81
  4. Step 4: Simplify right side
    8,518,996.89x = 54,683,949,243,296.58
  5. Step 5: Solve for x
    x = 54,683,949,243,296.58/8,518,996.89
  6. Step 6: Final answer
    x = 6,419,059.66

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1.5x scale

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.