Home / 6,460,523.10-8,915,712.05-3,560,100.81

Finding the Fourth Proportional to 6,460,523.10, 8,915,712.05 and 3,560,100.81

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Solution

The fourth proportional to 6,460,523.10, 8,915,712.05 and 3,560,100.81 is: 4,913,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,523.10 : 8,915,712.05 = 3,560,100.81 : x
  2. Step 2: Convert to fraction form
    6,460,523.10/8,915,712.05 = 3,560,100.81/x
  3. Step 3: Cross multiply
    6,460,523.10x = 8,915,712.05 × 3,560,100.81
  4. Step 4: Simplify right side
    6,460,523.10x = 31,740,833,690,931.76
  5. Step 5: Solve for x
    x = 31,740,833,690,931.76/6,460,523.10
  6. Step 6: Final answer
    x = 4,913,043.91

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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.