Home / 31,010,351.55-46,516,809.79-9,150,730.90

Finding the Fourth Proportional to 31,010,351.55, 46,516,809.79 and 9,150,730.90

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Solution

The fourth proportional to 31,010,351.55, 46,516,809.79 and 9,150,730.90 is: 13,726,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010,351.55 : 46,516,809.79 = 9,150,730.90 : x
  2. Step 2: Convert to fraction form
    31,010,351.55/46,516,809.79 = 9,150,730.90/x
  3. Step 3: Cross multiply
    31,010,351.55x = 46,516,809.79 × 9,150,730.90
  4. Step 4: Simplify right side
    31,010,351.55x = 425,662,808,820,106.06
  5. Step 5: Solve for x
    x = 425,662,808,820,106.06/31,010,351.55
  6. Step 6: Final answer
    x = 13,726,474.79

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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.