Home / 12,661,506.99-17,472,855.69-6,860,445.75

Finding the Fourth Proportional to 12,661,506.99, 17,472,855.69 and 6,860,445.75

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Solution

The fourth proportional to 12,661,506.99, 17,472,855.69 and 6,860,445.75 is: 9,467,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,661,506.99 : 17,472,855.69 = 6,860,445.75 : x
  2. Step 2: Convert to fraction form
    12,661,506.99/17,472,855.69 = 6,860,445.75/x
  3. Step 3: Cross multiply
    12,661,506.99x = 17,472,855.69 × 6,860,445.75
  4. Step 4: Simplify right side
    12,661,506.99x = 119,871,578,558,823.83
  5. Step 5: Solve for x
    x = 119,871,578,558,823.83/12,661,506.99
  6. Step 6: Final answer
    x = 9,467,402.15

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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.