Home / 27,133,800.72-40,667,585.04-12,737,651.28

Finding the Fourth Proportional to 27,133,800.72, 40,667,585.04 and 12,737,651.28

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Solution

The fourth proportional to 27,133,800.72, 40,667,585.04 and 12,737,651.28 is: 19,090,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,133,800.72 : 40,667,585.04 = 12,737,651.28 : x
  2. Step 2: Convert to fraction form
    27,133,800.72/40,667,585.04 = 12,737,651.28/x
  3. Step 3: Cross multiply
    27,133,800.72x = 40,667,585.04 × 12,737,651.28
  4. Step 4: Simplify right side
    27,133,800.72x = 518,009,516,639,264.81
  5. Step 5: Solve for x
    x = 518,009,516,639,264.81/27,133,800.72
  6. Step 6: Final answer
    x = 19,090,930.98

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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.