Home / 8,581,645-12,872,268.06-4,320,669.16

Finding the Fourth Proportional to 8,581,645, 12,872,268.06 and 4,320,669.16

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Solution

The fourth proportional to 8,581,645, 12,872,268.06 and 4,320,669.16 is: 6,480,903.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,645 : 12,872,268.06 = 4,320,669.16 : x
  2. Step 2: Convert to fraction form
    8,581,645/12,872,268.06 = 4,320,669.16/x
  3. Step 3: Cross multiply
    8,581,645x = 12,872,268.06 × 4,320,669.16
  4. Step 4: Simplify right side
    8,581,645x = 55,616,811,626,095.03
  5. Step 5: Solve for x
    x = 55,616,811,626,095.03/8,581,645
  6. Step 6: Final answer
    x = 6,480,903.33

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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.