Home / 9,691,496.64-13,374,086.40-5,340,985.92

Finding the Fourth Proportional to 9,691,496.64, 13,374,086.40 and 5,340,985.92

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Solution

The fourth proportional to 9,691,496.64, 13,374,086.40 and 5,340,985.92 is: 7,370,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,496.64 : 13,374,086.40 = 5,340,985.92 : x
  2. Step 2: Convert to fraction form
    9,691,496.64/13,374,086.40 = 5,340,985.92/x
  3. Step 3: Cross multiply
    9,691,496.64x = 13,374,086.40 × 5,340,985.92
  4. Step 4: Simplify right side
    9,691,496.64x = 71,430,807,155,263.48
  5. Step 5: Solve for x
    x = 71,430,807,155,263.48/9,691,496.64
  6. Step 6: Final answer
    x = 7,370,461.94

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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.