Home / 8,448,909.95-12,668,303.63-2,689,155.47

Finding the Fourth Proportional to 8,448,909.95, 12,668,303.63 and 2,689,155.47

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Solution

The fourth proportional to 8,448,909.95, 12,668,303.63 and 2,689,155.47 is: 4,032,122.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,909.95 : 12,668,303.63 = 2,689,155.47 : x
  2. Step 2: Convert to fraction form
    8,448,909.95/12,668,303.63 = 2,689,155.47/x
  3. Step 3: Cross multiply
    8,448,909.95x = 12,668,303.63 × 2,689,155.47
  4. Step 4: Simplify right side
    8,448,909.95x = 34,067,037,925,448.06
  5. Step 5: Solve for x
    x = 34,067,037,925,448.06/8,448,909.95
  6. Step 6: Final answer
    x = 4,032,122.27

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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.