Home / 16,862,772.50-23,273,778.57-9,619,428.50

Finding the Fourth Proportional to 16,862,772.50, 23,273,778.57 and 9,619,428.50

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Solution

The fourth proportional to 16,862,772.50, 23,273,778.57 and 9,619,428.50 is: 13,276,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862,772.50 : 23,273,778.57 = 9,619,428.50 : x
  2. Step 2: Convert to fraction form
    16,862,772.50/23,273,778.57 = 9,619,428.50/x
  3. Step 3: Cross multiply
    16,862,772.50x = 23,273,778.57 × 9,619,428.50
  4. Step 4: Simplify right side
    16,862,772.50x = 223,880,448,878,947.25
  5. Step 5: Solve for x
    x = 223,880,448,878,947.25/16,862,772.50
  6. Step 6: Final answer
    x = 13,276,609.70

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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.