Home / 8,891,499.96-12,270,290.49-4,971,395.79

Finding the Fourth Proportional to 8,891,499.96, 12,270,290.49 and 4,971,395.79

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Solution

The fourth proportional to 8,891,499.96, 12,270,290.49 and 4,971,395.79 is: 6,860,537.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,499.96 : 12,270,290.49 = 4,971,395.79 : x
  2. Step 2: Convert to fraction form
    8,891,499.96/12,270,290.49 = 4,971,395.79/x
  3. Step 3: Cross multiply
    8,891,499.96x = 12,270,290.49 × 4,971,395.79
  4. Step 4: Simplify right side
    8,891,499.96x = 61,000,470,484,063.04
  5. Step 5: Solve for x
    x = 61,000,470,484,063.04/8,891,499.96
  6. Step 6: Final answer
    x = 6,860,537.68

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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.