Home / 20,333,323.04-28,036,279.36-15,167,716.52

Finding the Fourth Proportional to 20,333,323.04, 28,036,279.36 and 15,167,716.52

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Solution

The fourth proportional to 20,333,323.04, 28,036,279.36 and 15,167,716.52 is: 20,913,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,333,323.04 : 28,036,279.36 = 15,167,716.52 : x
  2. Step 2: Convert to fraction form
    20,333,323.04/28,036,279.36 = 15,167,716.52/x
  3. Step 3: Cross multiply
    20,333,323.04x = 28,036,279.36 × 15,167,716.52
  4. Step 4: Simplify right side
    20,333,323.04x = 425,246,337,608,007
  5. Step 5: Solve for x
    x = 425,246,337,608,007/20,333,323.04
  6. Step 6: Final answer
    x = 20,913,764.90

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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.