Home / 8,711,145.08-13,065,866.20-2,645,929.47

Finding the Fourth Proportional to 8,711,145.08, 13,065,866.20 and 2,645,929.47

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Solution

The fourth proportional to 8,711,145.08, 13,065,866.20 and 2,645,929.47 is: 3,968,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,145.08 : 13,065,866.20 = 2,645,929.47 : x
  2. Step 2: Convert to fraction form
    8,711,145.08/13,065,866.20 = 2,645,929.47/x
  3. Step 3: Cross multiply
    8,711,145.08x = 13,065,866.20 × 2,645,929.47
  4. Step 4: Simplify right side
    8,711,145.08x = 34,571,360,429,656.91
  5. Step 5: Solve for x
    x = 34,571,360,429,656.91/8,711,145.08
  6. Step 6: Final answer
    x = 3,968,635.59

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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.