Home / 38,892,976.14-53,673,390.24-21,490,448.52

Finding the Fourth Proportional to 38,892,976.14, 53,673,390.24 and 21,490,448.52

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Solution

The fourth proportional to 38,892,976.14, 53,673,390.24 and 21,490,448.52 is: 29,657,417.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,892,976.14 : 53,673,390.24 = 21,490,448.52 : x
  2. Step 2: Convert to fraction form
    38,892,976.14/53,673,390.24 = 21,490,448.52/x
  3. Step 3: Cross multiply
    38,892,976.14x = 53,673,390.24 × 21,490,448.52
  4. Step 4: Simplify right side
    38,892,976.14x = 1,153,465,229,846,590.50
  5. Step 5: Solve for x
    x = 1,153,465,229,846,590.50/38,892,976.14
  6. Step 6: Final answer
    x = 29,657,417.47

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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.