Home / 7,746,855.63-11,621,701.95-3,195,421.48

Finding the Fourth Proportional to 7,746,855.63, 11,621,701.95 and 3,195,421.48

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Solution

The fourth proportional to 7,746,855.63, 11,621,701.95 and 3,195,421.48 is: 4,793,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746,855.63 : 11,621,701.95 = 3,195,421.48 : x
  2. Step 2: Convert to fraction form
    7,746,855.63/11,621,701.95 = 3,195,421.48/x
  3. Step 3: Cross multiply
    7,746,855.63x = 11,621,701.95 × 3,195,421.48
  4. Step 4: Simplify right side
    7,746,855.63x = 37,136,236,071,697.84
  5. Step 5: Solve for x
    x = 37,136,236,071,697.84/7,746,855.63
  6. Step 6: Final answer
    x = 4,793,717.33

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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.