Home / 8,811,180-13,216,751.74-4,971,259.32

Finding the Fourth Proportional to 8,811,180, 13,216,751.74 and 4,971,259.32

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Solution

The fourth proportional to 8,811,180, 13,216,751.74 and 4,971,259.32 is: 7,456,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811,180 : 13,216,751.74 = 4,971,259.32 : x
  2. Step 2: Convert to fraction form
    8,811,180/13,216,751.74 = 4,971,259.32/x
  3. Step 3: Cross multiply
    8,811,180x = 13,216,751.74 × 4,971,259.32
  4. Step 4: Simplify right side
    8,811,180x = 65,703,900,267,601.22
  5. Step 5: Solve for x
    x = 65,703,900,267,601.22/8,811,180
  6. Step 6: Final answer
    x = 7,456,878.68

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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.