Home / 30,443,743.53-45,672,332.13-8,880,032.88

Finding the Fourth Proportional to 30,443,743.53, 45,672,332.13 and 8,880,032.88

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Solution

The fourth proportional to 30,443,743.53, 45,672,332.13 and 8,880,032.88 is: 13,322,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,443,743.53 : 45,672,332.13 = 8,880,032.88 : x
  2. Step 2: Convert to fraction form
    30,443,743.53/45,672,332.13 = 8,880,032.88/x
  3. Step 3: Cross multiply
    30,443,743.53x = 45,672,332.13 × 8,880,032.88
  4. Step 4: Simplify right side
    30,443,743.53x = 405,571,811,020,680.50
  5. Step 5: Solve for x
    x = 405,571,811,020,680.50/30,443,743.53
  6. Step 6: Final answer
    x = 13,322,008.53

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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.