Home / 28,267,585.84-42,364,720.06-12,693,914.95

Finding the Fourth Proportional to 28,267,585.84, 42,364,720.06 and 12,693,914.95

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Solution

The fourth proportional to 28,267,585.84, 42,364,720.06 and 12,693,914.95 is: 19,024,410.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267,585.84 : 42,364,720.06 = 12,693,914.95 : x
  2. Step 2: Convert to fraction form
    28,267,585.84/42,364,720.06 = 12,693,914.95/x
  3. Step 3: Cross multiply
    28,267,585.84x = 42,364,720.06 × 12,693,914.95
  4. Step 4: Simplify right side
    28,267,585.84x = 537,774,153,322,198.88
  5. Step 5: Solve for x
    x = 537,774,153,322,198.88/28,267,585.84
  6. Step 6: Final answer
    x = 19,024,410.37

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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.