Home / 38,280,089.99-52,824,446.61-21,757,921.61

Finding the Fourth Proportional to 38,280,089.99, 52,824,446.61 and 21,757,921.61

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Solution

The fourth proportional to 38,280,089.99, 52,824,446.61 and 21,757,921.61 is: 30,024,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280,089.99 : 52,824,446.61 = 21,757,921.61 : x
  2. Step 2: Convert to fraction form
    38,280,089.99/52,824,446.61 = 21,757,921.61/x
  3. Step 3: Cross multiply
    38,280,089.99x = 52,824,446.61 × 21,757,921.61
  4. Step 4: Simplify right side
    38,280,089.99x = 1,149,350,168,167,888
  5. Step 5: Solve for x
    x = 1,149,350,168,167,888/38,280,089.99
  6. Step 6: Final answer
    x = 30,024,750.94

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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.