Home / 28,141,677.63-38,832,251.63-15,752,464.83

Finding the Fourth Proportional to 28,141,677.63, 38,832,251.63 and 15,752,464.83

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Solution

The fourth proportional to 28,141,677.63, 38,832,251.63 and 15,752,464.83 is: 21,736,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,141,677.63 : 38,832,251.63 = 15,752,464.83 : x
  2. Step 2: Convert to fraction form
    28,141,677.63/38,832,251.63 = 15,752,464.83/x
  3. Step 3: Cross multiply
    28,141,677.63x = 38,832,251.63 × 15,752,464.83
  4. Step 4: Simplify right side
    28,141,677.63x = 611,703,677,992,522.88
  5. Step 5: Solve for x
    x = 611,703,677,992,522.88/28,141,677.63
  6. Step 6: Final answer
    x = 21,736,574.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.