Home / 9,415,484.40-14,104,321.32-7,969,977.84

Finding the Fourth Proportional to 9,415,484.40, 14,104,321.32 and 7,969,977.84

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Solution

The fourth proportional to 9,415,484.40, 14,104,321.32 and 7,969,977.84 is: 11,938,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415,484.40 : 14,104,321.32 = 7,969,977.84 : x
  2. Step 2: Convert to fraction form
    9,415,484.40/14,104,321.32 = 7,969,977.84/x
  3. Step 3: Cross multiply
    9,415,484.40x = 14,104,321.32 × 7,969,977.84
  4. Step 4: Simplify right side
    9,415,484.40x = 112,411,128,368,639.55
  5. Step 5: Solve for x
    x = 112,411,128,368,639.55/9,415,484.40
  6. Step 6: Final answer
    x = 11,938,963.90

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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.