Home / 28,317,180.15-42,492,359.03-10,368,098.55

Finding the Fourth Proportional to 28,317,180.15, 42,492,359.03 and 10,368,098.55

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Solution

The fourth proportional to 28,317,180.15, 42,492,359.03 and 10,368,098.55 is: 15,558,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317,180.15 : 42,492,359.03 = 10,368,098.55 : x
  2. Step 2: Convert to fraction form
    28,317,180.15/42,492,359.03 = 10,368,098.55/x
  3. Step 3: Cross multiply
    28,317,180.15x = 42,492,359.03 × 10,368,098.55
  4. Step 4: Simplify right side
    28,317,180.15x = 440,564,966,045,022.44
  5. Step 5: Solve for x
    x = 440,564,966,045,022.44/28,317,180.15
  6. Step 6: Final answer
    x = 15,558,221.68

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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.