Home / 10,753,076.28-14,829,277.58-7,847,865.40

Finding the Fourth Proportional to 10,753,076.28, 14,829,277.58 and 7,847,865.40

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Solution

The fourth proportional to 10,753,076.28, 14,829,277.58 and 7,847,865.40 is: 10,822,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,076.28 : 14,829,277.58 = 7,847,865.40 : x
  2. Step 2: Convert to fraction form
    10,753,076.28/14,829,277.58 = 7,847,865.40/x
  3. Step 3: Cross multiply
    10,753,076.28x = 14,829,277.58 × 7,847,865.40
  4. Step 4: Simplify right side
    10,753,076.28x = 116,378,174,427,077.73
  5. Step 5: Solve for x
    x = 116,378,174,427,077.73/10,753,076.28
  6. Step 6: Final answer
    x = 10,822,779.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.