Home / 5,533,122-7,642,006.92-3,719,136.72

Finding the Fourth Proportional to 5,533,122, 7,642,006.92 and 3,719,136.72

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Solution

The fourth proportional to 5,533,122, 7,642,006.92 and 3,719,136.72 is: 5,136,642.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533,122 : 7,642,006.92 = 3,719,136.72 : x
  2. Step 2: Convert to fraction form
    5,533,122/7,642,006.92 = 3,719,136.72/x
  3. Step 3: Cross multiply
    5,533,122x = 7,642,006.92 × 3,719,136.72
  4. Step 4: Simplify right side
    5,533,122x = 28,421,668,550,666.11
  5. Step 5: Solve for x
    x = 28,421,668,550,666.11/5,533,122
  6. Step 6: Final answer
    x = 5,136,642.31

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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.