Home / 28,088,554.88-42,095,838.92-11,894,468.08

Finding the Fourth Proportional to 28,088,554.88, 42,095,838.92 and 11,894,468.08

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Solution

The fourth proportional to 28,088,554.88, 42,095,838.92 and 11,894,468.08 is: 17,826,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088,554.88 : 42,095,838.92 = 11,894,468.08 : x
  2. Step 2: Convert to fraction form
    28,088,554.88/42,095,838.92 = 11,894,468.08/x
  3. Step 3: Cross multiply
    28,088,554.88x = 42,095,838.92 × 11,894,468.08
  4. Step 4: Simplify right side
    28,088,554.88x = 500,707,612,334,761.69
  5. Step 5: Solve for x
    x = 500,707,612,334,761.69/28,088,554.88
  6. Step 6: Final answer
    x = 17,826,036.78

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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.