Home / 38,781,546.84-58,154,435.28-11,478,076.56

Finding the Fourth Proportional to 38,781,546.84, 58,154,435.28 and 11,478,076.56

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Solution

The fourth proportional to 38,781,546.84, 58,154,435.28 and 11,478,076.56 is: 17,211,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,781,546.84 : 58,154,435.28 = 11,478,076.56 : x
  2. Step 2: Convert to fraction form
    38,781,546.84/58,154,435.28 = 11,478,076.56/x
  3. Step 3: Cross multiply
    38,781,546.84x = 58,154,435.28 × 11,478,076.56
  4. Step 4: Simplify right side
    38,781,546.84x = 667,501,060,447,405.12
  5. Step 5: Solve for x
    x = 667,501,060,447,405.12/38,781,546.84
  6. Step 6: Final answer
    x = 17,211,821.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.