Home / 18,429,424.40-27,644,136.60-4,966,252.40

Finding the Fourth Proportional to 18,429,424.40, 27,644,136.60 and 4,966,252.40

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Solution

The fourth proportional to 18,429,424.40, 27,644,136.60 and 4,966,252.40 is: 7,449,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,424.40 : 27,644,136.60 = 4,966,252.40 : x
  2. Step 2: Convert to fraction form
    18,429,424.40/27,644,136.60 = 4,966,252.40/x
  3. Step 3: Cross multiply
    18,429,424.40x = 27,644,136.60 × 4,966,252.40
  4. Step 4: Simplify right side
    18,429,424.40x = 137,287,759,735,677.86
  5. Step 5: Solve for x
    x = 137,287,759,735,677.86/18,429,424.40
  6. Step 6: Final answer
    x = 7,449,378.60

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1.5x scale

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.