Home / 28,473,435.92-42,715,648.92-9,299,038.16

Finding the Fourth Proportional to 28,473,435.92, 42,715,648.92 and 9,299,038.16

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Solution

The fourth proportional to 28,473,435.92, 42,715,648.92 and 9,299,038.16 is: 13,950,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473,435.92 : 42,715,648.92 = 9,299,038.16 : x
  2. Step 2: Convert to fraction form
    28,473,435.92/42,715,648.92 = 9,299,038.16/x
  3. Step 3: Cross multiply
    28,473,435.92x = 42,715,648.92 × 9,299,038.16
  4. Step 4: Simplify right side
    28,473,435.92x = 397,214,449,336,242.81
  5. Step 5: Solve for x
    x = 397,214,449,336,242.81/28,473,435.92
  6. Step 6: Final answer
    x = 13,950,351.85

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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.