Home / 30,176,373.42-45,271,309.46-11,007,131.31

Finding the Fourth Proportional to 30,176,373.42, 45,271,309.46 and 11,007,131.31

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Solution

The fourth proportional to 30,176,373.42, 45,271,309.46 and 11,007,131.31 is: 16,513,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176,373.42 : 45,271,309.46 = 11,007,131.31 : x
  2. Step 2: Convert to fraction form
    30,176,373.42/45,271,309.46 = 11,007,131.31/x
  3. Step 3: Cross multiply
    30,176,373.42x = 45,271,309.46 × 11,007,131.31
  4. Step 4: Simplify right side
    30,176,373.42x = 498,307,247,746,829.56
  5. Step 5: Solve for x
    x = 498,307,247,746,829.56/30,176,373.42
  6. Step 6: Final answer
    x = 16,513,158.85

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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.