Home / 14,127,946.80-21,170,147.40-10,516,772.40

Finding the Fourth Proportional to 14,127,946.80, 21,170,147.40 and 10,516,772.40

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Solution

The fourth proportional to 14,127,946.80, 21,170,147.40 and 10,516,772.40 is: 15,758,951.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127,946.80 : 21,170,147.40 = 10,516,772.40 : x
  2. Step 2: Convert to fraction form
    14,127,946.80/21,170,147.40 = 10,516,772.40/x
  3. Step 3: Cross multiply
    14,127,946.80x = 21,170,147.40 × 10,516,772.40
  4. Step 4: Simplify right side
    14,127,946.80x = 222,641,621,880,251.75
  5. Step 5: Solve for x
    x = 222,641,621,880,251.75/14,127,946.80
  6. Step 6: Final answer
    x = 15,758,951.04

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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.