Home / 38,991,750.84-53,812,226.88-21,588,096.36

Finding the Fourth Proportional to 38,991,750.84, 53,812,226.88 and 21,588,096.36

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Solution

The fourth proportional to 38,991,750.84, 53,812,226.88 and 21,588,096.36 is: 29,793,572.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,991,750.84 : 53,812,226.88 = 21,588,096.36 : x
  2. Step 2: Convert to fraction form
    38,991,750.84/53,812,226.88 = 21,588,096.36/x
  3. Step 3: Cross multiply
    38,991,750.84x = 53,812,226.88 × 21,588,096.36
  4. Step 4: Simplify right side
    38,991,750.84x = 1,161,703,539,231,622.25
  5. Step 5: Solve for x
    x = 1,161,703,539,231,622.25/38,991,750.84
  6. Step 6: Final answer
    x = 29,793,572.08

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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.