Home / 30,312,425.68-45,486,571.32-11,156,636.88

Finding the Fourth Proportional to 30,312,425.68, 45,486,571.32 and 11,156,636.88

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Solution

The fourth proportional to 30,312,425.68, 45,486,571.32 and 11,156,636.88 is: 16,741,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,312,425.68 : 45,486,571.32 = 11,156,636.88 : x
  2. Step 2: Convert to fraction form
    30,312,425.68/45,486,571.32 = 11,156,636.88/x
  3. Step 3: Cross multiply
    30,312,425.68x = 45,486,571.32 × 11,156,636.88
  4. Step 4: Simplify right side
    30,312,425.68x = 507,477,159,133,462.31
  5. Step 5: Solve for x
    x = 507,477,159,133,462.31/30,312,425.68
  6. Step 6: Final answer
    x = 16,741,555.57

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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.