Home / 8,005,965-12,010,191.66-2,688,425.16

Finding the Fourth Proportional to 8,005,965, 12,010,191.66 and 2,688,425.16

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Solution

The fourth proportional to 8,005,965, 12,010,191.66 and 2,688,425.16 is: 4,033,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,965 : 12,010,191.66 = 2,688,425.16 : x
  2. Step 2: Convert to fraction form
    8,005,965/12,010,191.66 = 2,688,425.16/x
  3. Step 3: Cross multiply
    8,005,965x = 12,010,191.66 × 2,688,425.16
  4. Step 4: Simplify right side
    8,005,965x = 32,288,501,435,166.17
  5. Step 5: Solve for x
    x = 32,288,501,435,166.17/8,005,965
  6. Step 6: Final answer
    x = 4,033,055.53

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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.