Home / 10,120,543.04-13,966,680.56-5,536,758.08

Finding the Fourth Proportional to 10,120,543.04, 13,966,680.56 and 5,536,758.08

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Solution

The fourth proportional to 10,120,543.04, 13,966,680.56 and 5,536,758.08 is: 7,640,907.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,543.04 : 13,966,680.56 = 5,536,758.08 : x
  2. Step 2: Convert to fraction form
    10,120,543.04/13,966,680.56 = 5,536,758.08/x
  3. Step 3: Cross multiply
    10,120,543.04x = 13,966,680.56 × 5,536,758.08
  4. Step 4: Simplify right side
    10,120,543.04x = 77,330,131,441,358.92
  5. Step 5: Solve for x
    x = 77,330,131,441,358.92/10,120,543.04
  6. Step 6: Final answer
    x = 7,640,907.32

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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.