Home / 12,827,800.10-17,702,358.53-6,947,434.58

Finding the Fourth Proportional to 12,827,800.10, 17,702,358.53 and 6,947,434.58

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Solution

The fourth proportional to 12,827,800.10, 17,702,358.53 and 6,947,434.58 is: 9,587,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827,800.10 : 17,702,358.53 = 6,947,434.58 : x
  2. Step 2: Convert to fraction form
    12,827,800.10/17,702,358.53 = 6,947,434.58/x
  3. Step 3: Cross multiply
    12,827,800.10x = 17,702,358.53 × 6,947,434.58
  4. Step 4: Simplify right side
    12,827,800.10x = 122,985,977,809,409
  5. Step 5: Solve for x
    x = 122,985,977,809,409/12,827,800.10
  6. Step 6: Final answer
    x = 9,587,456.68

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1.5x scale

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.