Home / 38,834,315.37-53,592,491.39-21,194,349.33

Finding the Fourth Proportional to 38,834,315.37, 53,592,491.39 and 21,194,349.33

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Solution

The fourth proportional to 38,834,315.37, 53,592,491.39 and 21,194,349.33 is: 29,248,822.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,834,315.37 : 53,592,491.39 = 21,194,349.33 : x
  2. Step 2: Convert to fraction form
    38,834,315.37/53,592,491.39 = 21,194,349.33/x
  3. Step 3: Cross multiply
    38,834,315.37x = 53,592,491.39 × 21,194,349.33
  4. Step 4: Simplify right side
    38,834,315.37x = 1,135,857,983,878,705.50
  5. Step 5: Solve for x
    x = 1,135,857,983,878,705.50/38,834,315.37
  6. Step 6: Final answer
    x = 29,248,822.16

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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.