Home / 8,736,760.20-13,105,140.30-5,335,537.80

Finding the Fourth Proportional to 8,736,760.20, 13,105,140.30 and 5,335,537.80

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Solution

The fourth proportional to 8,736,760.20, 13,105,140.30 and 5,335,537.80 is: 8,003,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,760.20 : 13,105,140.30 = 5,335,537.80 : x
  2. Step 2: Convert to fraction form
    8,736,760.20/13,105,140.30 = 5,335,537.80/x
  3. Step 3: Cross multiply
    8,736,760.20x = 13,105,140.30 × 5,335,537.80
  4. Step 4: Simplify right side
    8,736,760.20x = 69,922,971,444,953.34
  5. Step 5: Solve for x
    x = 69,922,971,444,953.34/8,736,760.20
  6. Step 6: Final answer
    x = 8,003,306.70

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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.