Home / 10,363,921.89-14,302,132.32-5,717,902.74

Finding the Fourth Proportional to 10,363,921.89, 14,302,132.32 and 5,717,902.74

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Solution

The fourth proportional to 10,363,921.89, 14,302,132.32 and 5,717,902.74 is: 7,890,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,921.89 : 14,302,132.32 = 5,717,902.74 : x
  2. Step 2: Convert to fraction form
    10,363,921.89/14,302,132.32 = 5,717,902.74/x
  3. Step 3: Cross multiply
    10,363,921.89x = 14,302,132.32 × 5,717,902.74
  4. Step 4: Simplify right side
    10,363,921.89x = 81,778,201,548,179.70
  5. Step 5: Solve for x
    x = 81,778,201,548,179.70/10,363,921.89
  6. Step 6: Final answer
    x = 7,890,661.70

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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.